acid

The word “acid” has 2 syllables: ac-id

It's pronounced as /ˈæsɪd/


What is synonym and antonym for acid?

In the thesaurus, “acid” has 167 synonyms and 64 antonyms.

Here are synonyms and antonyms for acid along with examples of usage in sentences.


Synonyms for acid

  • abrupt
  • acerb
  • acerbic
  • acidic
  • acidulous
  • acrid
  • acrimonious
  • anal
  • angry
  • anti-alkaline
  • argumentative
  • astringent
  • backhanded
  • barbed
  • bearish
  • bilious
  • biting
  • bitter
  • black tabs
  • bleaching
  • bloody-minded
  • blotter
  • blue acid
  • blue dot
  • blue owsley
  • blunt
  • brisk
  • brusk
  • brusque
  • california sunshine
  • candy
  • cantankerous
  • caustic
  • choleric
  • concise
  • contentious
  • contrary
  • corroding
  • corrosive
  • crabby
  • cranky
  • crisp
  • cross
  • crotchety
  • cubes
  • curt
  • cussed
  • cutting
  • cynical
  • depressed
  • disagreeable
  • disintegrative
  • dissolvent
  • dot
  • dour
  • dry
  • dyspeptic
  • eating away
  • electric kool-aid
  • eroding
  • erosive
  • exasperated
  • facetious
  • flippant
  • fussy
  • glum
  • green dragon
  • grouchy
  • gruff
  • grumpy
  • hallucinogen
  • harsh
  • hateful
  • hurtful
  • hyperacid
  • ill-humored
  • ill-natured
  • ill-tempered
  • incisive
  • indignant
  • insincere
  • instant zen
  • irascible
  • irate
  • ironic
  • ironical
  • irritable
  • keen
  • lucy in the sky with diamonds
  • mad
  • magic mushrooms
  • mescalin
  • microdots
  • mordant
  • morose
  • mushrooms
  • nasty
  • offensive
  • old-maidish
  • orange sunshine
  • ornery
  • oxidizing
  • peevish
  • peppery
  • petulant
  • peyote
  • piquant
  • pithy
  • poignant
  • puckery
  • pungent
  • purple haze
  • querulous
  • quick-tempered
  • resentful
  • rough
  • rusting
  • sarcastic
  • sardonic
  • satiric
  • satirical
  • scalding
  • scathing
  • schoolmarmish
  • severe
  • sharp
  • sharp-tongued
  • short-tempered
  • smart-aleck
  • smart-alecky
  • smart-mouthed
  • snappish
  • snarky
  • snippety
  • snippy
  • sour
  • soured
  • sourish
  • spikey
  • spiky
  • splenetic
  • stinging
  • strawberry fields
  • stringent
  • succinct
  • sugar cubes
  • sullen
  • surly
  • tangy
  • tart
  • tartish
  • terse
  • testy
  • tongue-in-cheek
  • touchy
  • trenchant
  • unsweetened
  • upset
  • uptight
  • vinegarish
  • vinegary
  • vitriolic
  • wry
  • yellow sunshine
  • zestful
  • zesty
  • zingy

Antonyms for acid

  • affable
  • agreeable
  • amiable
  • amicable
  • amusing
  • basic
  • benign
  • bland
  • bubbly
  • calm
  • cheerful
  • cheery
  • congenial
  • content
  • cordial
  • dilute
  • diplomatic
  • droll
  • dull
  • effervescent
  • exuberant
  • flat
  • flavorless
  • friendly
  • genial
  • gentle
  • glad
  • good-humored
  • good-natured
  • good-tempered
  • gracious
  • happy
  • high-spirited
  • hospitable
  • insipid
  • joyful
  • kind
  • lighthearted
  • lively
  • long-suffering
  • merry
  • mild
  • nice
  • patient
  • placid
  • playful
  • pleasant
  • polite
  • savorless
  • serene
  • smooth
  • sociable
  • sportive
  • suave
  • sweet
  • tasteless
  • thin
  • tolerant
  • urbane
  • vivacious
  • waggish
  • watery
  • weak
  • zestless

Meanings of acid

  • noun
    1. A sour substance.
    2. Any of several classes of compound having the following properties:.
    3. Lysergic acid diethylamide (LSD).
  • adjective
    1. Sour, sharp, or biting to the taste; tart; having the taste of vinegar.
    2. Sour-tempered.
    3. Of or pertaining to an acid; acidic.
    4. Denoting a musical genre that is a distortion (as if hallucinogenic) of an existing genre, as in acid house, acid jazz, acid rock.

Example Sentences

  • The acid in the lemon made her lips pucker.
  • They used acid to clean the metal surfaces.
  • The rain was so polluted that it had an acid quality.
  • His stomach felt upset due to the high levels of acid in his food.
  • The scientist carefully measured the concentration of the acid in the solution.

On this page you'll find 231 synonyms, antonyms, or another words to acid, such as: abrupt, acerb, acerbic, acidic, acidulous, acrid, acrimonious.

Make sure to choose synonyms and antonyms that are appropriate for the context of the sentence.

Related Words

keen

  • A-OK
  • A1
  • Einstein
  • OK
  • accentuated
  • acceptable
  • accurate
  • acid
  • acute
  • adequate
  • aggravated
  • agog
  • agonizing
  • alert
  • all right
  • almighty
  • ambitious
  • amenable
  • anguish
  • animate
  • animated
  • antsy
  • anxious
  • appetent
  • apt
  • ardent
  • astute
  • athirst
  • avid
  • awesome
  • bang-up
  • banner
  • bawl
  • bay
  • beautiful
  • beef
  • bellyache
  • bemoan
  • better
  • bewail
  • bitch
  • biting
  • bitter
  • bleat
  • blistering
  • blubber
  • blue-chip
  • blue-ribbon
  • boffo
  • bonnie
  • bonny
  • boss
  • brag
  • brainy
  • brave
  • breathless
  • bright
  • brilliant
  • brisk
  • bully
  • bumper
  • canny
  • capital
  • carp
  • caterwaul
  • caustic
  • cavil
  • cerebral
  • champing at the bit
  • choice
  • chomping at the bit
  • classic
  • classical
  • clawlike
  • clear
  • clever
  • complain
  • complaint
  • concentrated
  • cool
  • corking
  • corrosive
  • covetous
  • crab
  • crackerjack
  • cracking
  • crafty
  • craving
  • crazy
  • creative
  • cri de coeur
  • croak
  • cry
  • cunning
  • cutting
  • daggerlike
  • dandy
  • decent
  • deep
  • deepened
  • delicate
  • deplore
  • desirous
  • devoted
  • discerning
  • discriminating
  • disposed
  • divine
  • dolor
  • dope
  • down
  • dreadful
  • dying to
  • dynamite
  • eager
  • earnest
  • ebullient
  • edged
  • edgy
  • educated
  • emphasized
  • engaged
  • enhanced
  • enthused
  • enthusiastic
  • erudite
  • excellent
  • exceptional
  • excited
  • excruciating
  • exhaustive
  • explosive
  • exquisite
  • extreme
  • fab
  • fabulous
  • famous
  • fancy
  • fantabulous
  • fantastic
  • fast
  • fearful
  • fearsome
  • ferocious
  • fervent
  • fervid
  • fierce
  • fine
  • first-class
  • first-rate
  • first-string
  • five-star
  • fond of
  • four-star
  • foxy
  • fret
  • frightful
  • frontline
  • furious
  • fuss
  • game
  • gangbuster
  • gangbusters
  • geeked
  • genial
  • ghastly
  • gilt-edge
  • gilt-edged
  • glad
  • gone
  • good
  • grand
  • great
  • greedy
  • grief
  • grieving
  • gripe
  • grizzle
  • groan
  • groovy
  • grouch
  • ground
  • grouse
  • growl
  • grumble
  • grump
  • gung ho
  • gung-ho
  • hair-trigger
  • hand-wringing
  • hankering
  • happy
  • hard
  • harsh
  • heady
  • heartache
  • heartbreak
  • heavenly
  • heavy
  • heavy-duty
  • heightened
  • hellacious
  • hepped up
  • high-class
  • high-grade
  • high-test
  • highbrow
  • holler
  • honed
  • hopped-up
  • hot
  • howl
  • hung up
  • hungry
  • hype
  • hyperacute
  • hyperintelligent
  • hypersensitive
  • immense
  • impassioned
  • impatient
  • incisive
  • inclined
  • informed
  • ingenious
  • insightful
  • intelligent
  • intense
  • intensified
  • intensive
  • intent
  • interested
  • inveigh
  • inventive
  • invigorating
  • jabbing
  • jagged
  • jim-dandy
  • judicious
  • juiced
  • kick
  • kick up a fuss
  • kick up a stink
  • knifelike
  • knowing
  • knowledgeable
  • kvetch
  • lacerating
  • lament
  • lamentation
  • learned
  • literate
  • lively
  • logical
  • longing
  • lovely
  • magnified
  • marvellous
  • marvelous
  • maunder
  • mean
  • moan
  • mourning
  • murmur
  • mutter
  • nag
  • neat
  • needlelike
  • nifty
  • nimble
  • nippy
  • noble
  • number one
  • numero uno
  • nuts
  • observant
  • obsessed
  • okay
  • out of this world
  • out-of-sight
  • outcry
  • oversensitive
  • par excellence
  • passable
  • peachy
  • peachy keen
  • penetrating
  • perceptive
  • percipient
  • perfervid
  • perspicacious
  • phat
  • piercing
  • pining
  • plaint
  • pointed
  • pointy
  • precise
  • premium
  • prickly
  • prime
  • primo
  • prize
  • prizewinning
  • profound
  • protest
  • prudent
  • pumped
  • quality
  • quibble
  • quick
  • quick-witted
  • radical
  • raring
  • rational
  • raw
  • razor-sharp
  • ready
  • reasonable
  • receptive
  • regret
  • repine
  • resourceful
  • restive
  • restless
  • righteous
  • rigorous
  • sagacious
  • sage
  • sane
  • sapient
  • sardonic
  • satirical
  • satisfactory
  • savvy
  • scholarly
  • schooled
  • scratching
  • scream
  • screech
  • select
  • sensational
  • sensible
  • sensitive
  • severe
  • sharp
  • sharp as a tack
  • sharp-witted
  • sharpened
  • shrewd
  • shriek
  • shrill
  • skilled
  • slick
  • smart
  • smarting
  • snappy
  • sob
  • solicitous
  • sorrow
  • sorrowing
  • sound
  • special
  • spikey
  • spiky
  • spirited
  • splendid
  • sprightly
  • squall
  • squawk
  • squeal
  • stabbing
  • standard
  • stellar
  • sterling
  • stew
  • stinging
  • stoked
  • stressed
  • strong
  • stropped
  • subtle
  • suffering
  • superb
  • superfine
  • superior
  • superlative
  • supernal
  • supersensitive
  • supersmart
  • swell
  • tart
  • tears
  • terrible
  • terrific
  • thirsty
  • thorough
  • tingling
  • tip-top
  • tolerable
  • too much
  • top
  • top-notch
  • top-of-the-line
  • top-shelf
  • topflight
  • topping
  • traditional
  • trained
  • trenchant
  • ultrasmart
  • ululate
  • unblunted
  • unreluctant
  • unsurpassed
  • vehement
  • vicious
  • violent
  • vivacious
  • voracious
  • wail
  • warm
  • weeping
  • well-read
  • whetted
  • whimper
  • whine
  • whinge
  • whiz
  • wild
  • willing
  • wily
  • wise
  • wizard
  • woe
  • wonderful
  • worry
  • yammer
  • yaup
  • yawp
  • yell
  • yelp
  • yowl
  • zealous

tabs

  • California sunshine
  • Lucy in the sky with diamonds
  • Owsley
  • accounts
  • acid
  • bills
  • blotter acid
  • blue heaven
  • brands
  • calls
  • captions
  • charges
  • checks
  • costs
  • cubes
  • damages
  • designates
  • documents
  • dots
  • drug
  • earmarks
  • electric Kool-Aid
  • entitles
  • expenses
  • fees
  • figures
  • hallmarks
  • hallucinogen
  • identifies
  • instant Zen
  • invoices
  • labels
  • ledgers
  • marks
  • mellow yellows
  • microdots
  • names
  • prices
  • purple haze
  • rates
  • receipts
  • reckonings
  • records
  • scores
  • stamps
  • statements
  • stigmatizes
  • strawberry fields
  • styles
  • sunshine
  • tags
  • tallies
  • terms
  • tickets
  • titles
  • tolls
  • yellow sunshine

zestful

  • abounding
  • acid
  • acidic
  • acidulous
  • acrid
  • activated
  • active
  • agitated
  • agitative
  • alert
  • alive
  • animate
  • animated
  • animating
  • appealing
  • appetizing
  • ardent
  • arousing
  • arresting
  • astonishing
  • astringent
  • awake
  • ball of fire
  • biting
  • bouncy
  • bracing
  • brash
  • breathtaking
  • brisk
  • bubbly
  • buoyant
  • bustling
  • cheerful
  • chipper
  • chirpy
  • commoving
  • courageous
  • dangerous
  • dashing
  • delectable
  • delish
  • difficult
  • divine
  • dramatic
  • dry
  • dynamic
  • eager
  • ebullient
  • effervescent
  • effusive
  • elated
  • electrifying
  • energetic
  • energized
  • engaging
  • enterprising
  • enthusiastic
  • euphoric
  • excitable
  • excited
  • exciting
  • exhilarant
  • exhilarated
  • exhilarative
  • exuberant
  • eye-popping
  • far-out
  • fervent
  • fiery
  • fine
  • flashy
  • flavorful
  • flavorsome
  • flavory
  • forceful
  • frisky
  • frolicsome
  • frothy
  • full of energy
  • full of life
  • full of pep
  • full-flavored
  • game
  • gaudy
  • gay
  • good-tasting
  • gritty
  • groovy
  • gushing
  • gutsy
  • gutty
  • hair-raising
  • happy
  • heady
  • heavenly
  • hectic
  • high-powered
  • high-spirited
  • high-strung
  • highly seasoned
  • hot
  • hot-blooded
  • humorous
  • hyperacid
  • impelling
  • impressive
  • in high spirits
  • interesting
  • intoxicated
  • intoxicating
  • intriguing
  • irrepressible
  • kinetic
  • lively
  • luscious
  • lusty
  • mellow
  • melodramatic
  • mettlesome
  • mind-blowing
  • moving
  • neat
  • ornery
  • overflowing
  • overpowering
  • overwhelming
  • palatable
  • passionate
  • peppery
  • peppy
  • piquant
  • poignant
  • potent
  • powerful
  • provocative
  • puckery
  • pungent
  • quarrelsome
  • quick
  • racy
  • rapturous
  • ready
  • red-blooded
  • replete
  • rife
  • rip-roaring
  • rousing
  • salacious
  • sapid
  • savory
  • scrappy
  • scrumptious
  • sensational
  • sensitive
  • sexy
  • sharp
  • showy
  • smart
  • snappy
  • snazzy
  • sour
  • soured
  • sourish
  • sparkling
  • speedy
  • spicy
  • spine-tingling
  • spirited
  • sprightly
  • spry
  • spunky
  • stimulating
  • stinging
  • stirring
  • strenuous
  • strong
  • sugar-coated
  • swarming
  • sweetened
  • tangy
  • tart
  • tartish
  • tasteful
  • tasty
  • teeming
  • thin-skinned
  • thrilling
  • tireless
  • titillating
  • toothsome
  • toothy
  • tough
  • truculent
  • unsweetened
  • untiring
  • vibrant
  • vigorous
  • vinegary
  • vital
  • vitalized
  • vivacious
  • vivid
  • well-flavored
  • wild
  • with a kick
  • witty
  • yummy
  • zappy
  • zealous
  • zesty
  • zingy
  • zippy

zesty

  • absorbing
  • acid
  • acrid
  • acrimonious
  • active
  • acute
  • alert
  • ambrosial
  • animate
  • animated
  • animating
  • antic
  • appetizing
  • ardent
  • aromal
  • aromatic
  • arresting
  • audacious
  • avid
  • barbed
  • biting
  • bitter
  • bold
  • bouncy
  • brash
  • brave
  • breezy
  • bright
  • bubbling
  • buoyant
  • burning
  • caustic
  • cheerful
  • chirpy
  • clever
  • coltish
  • courageous
  • cutting
  • dashing
  • dauntless
  • delectable
  • delicious
  • distinctive
  • dynamic
  • eager
  • ebullient
  • effervescent
  • effluvious
  • electrifying
  • energetic
  • energizing
  • engaging
  • engrossing
  • enlightening
  • entertaining
  • enthralling
  • enthusiastic
  • exciting
  • exhilarating
  • exuberant
  • fascinating
  • fearless
  • fiery
  • flavorful
  • flavorsome
  • forceful
  • forcible
  • fragrant
  • fresh
  • frolicsome
  • full of beans
  • full of life
  • full of spirit
  • galvanizing
  • game
  • gamesome
  • gay
  • gingery
  • gripping
  • gritty
  • gutsy
  • happy
  • harsh
  • heady
  • herbaceous
  • high-spirited
  • highly seasoned
  • hot
  • hyper
  • in high spirits
  • incisive
  • interesting
  • intrepid
  • intriguing
  • invigorating
  • jolly
  • jumping
  • jumpy
  • keen
  • kittenish
  • larkish
  • lighthearted
  • lively
  • luscious
  • merry
  • mettlesome
  • mordant
  • nervy
  • nosey
  • odoriferous
  • palatable
  • passionate
  • penetrating
  • peppery
  • peppy
  • perfumed
  • perky
  • pert
  • piercing
  • piquant
  • piquing
  • playful
  • plucky
  • poignant
  • pointed
  • prankish
  • provocative
  • provoking
  • pungent
  • racy
  • redolent
  • resolute
  • responsive
  • rich
  • riveting
  • rocking
  • rollicking
  • romping
  • salt
  • salty
  • sarcastic
  • saucy
  • savorous
  • savory
  • savoury
  • scathing
  • scented
  • scintillating
  • scrumptious
  • seasoned
  • sensitive
  • severe
  • sharp
  • snappy
  • sound
  • sour
  • sparkling
  • spicy
  • spirited
  • sportive
  • sprightly
  • spunky
  • stimulating
  • stinging
  • stinking
  • stringent
  • strong
  • sweet
  • swinging
  • tangy
  • tart
  • tasty
  • telling
  • toothsome
  • tough
  • trenchant
  • upbeat
  • vibrant
  • vigorous
  • vinegary
  • virile
  • vital
  • vivacious
  • vivid
  • well-flavored
  • whiffy
  • wicked
  • with a kick
  • witty
  • zappy
  • zealous
  • zestful
  • zingy
  • zippy

edged

  • acicular
  • aciculate
  • aciculated
  • acid
  • acuate
  • acuminate
  • acuminous
  • acute
  • apical
  • arrowlike
  • banded
  • barbed
  • belted
  • biting
  • bordered
  • boundaried
  • bounded
  • briery
  • carrying
  • caustic
  • checked
  • circled
  • circumscribed
  • clawlike
  • clear-cut
  • compassed
  • configurated
  • confined
  • contiguous
  • controlled
  • cornered
  • crisp
  • curbed
  • cuspate
  • cuspated
  • cuspidate
  • cuspidated
  • cutting
  • daggerlike
  • defined
  • definite
  • delimited
  • delineated
  • demarcated
  • determinate
  • edgy
  • encircled
  • enclosed
  • encompassed
  • entering
  • enveloped
  • environed
  • extreme
  • fenced
  • filed
  • fine
  • finite
  • flanked
  • forcing
  • framed
  • fringed
  • girdled
  • girthed
  • gnawing
  • going through
  • ground
  • ground fine
  • hedged
  • hemmed
  • hog-tied
  • honed
  • horned
  • incisive
  • inclosed
  • infiltrating
  • ingoing
  • intense
  • intrusive
  • jabbing
  • jagged
  • keen
  • keen-edged
  • knife-edged
  • knifelike
  • lacerating
  • lancinating
  • limitary
  • limited
  • looped
  • margined
  • marked
  • mucronate
  • needle-pointed
  • needlelike
  • observant
  • outlined
  • passing through
  • peaked
  • penetrant
  • penetrating
  • perceptive
  • permeating
  • pervasive
  • piercing
  • piked
  • poin
  • pointed
  • pointy
  • prickly
  • pronged
  • puncturing
  • pungent
  • quick-witted
  • razor-sharp
  • restrained
  • restricted
  • rimmed
  • ringed
  • rounded
  • sagittal
  • sagittate
  • salient
  • sardonic
  • satirical
  • scratching
  • serrated
  • sharp
  • sharp-cornered
  • sharp-edged
  • sharpened
  • shooting
  • shrill
  • silhouetted
  • sketched
  • skirted
  • spiked
  • spikey
  • spiky
  • spiny
  • splintery
  • stabbing
  • stinging
  • stoned
  • strong
  • stropped
  • surrounded
  • tapered
  • tapering
  • tart
  • thorny
  • tined
  • tipped
  • traced
  • trenchant
  • trimmed
  • unblunted
  • walled
  • whetted
  • zoned

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