ultrafast
The word “ultrafast” has 3 syllables: ul-tra-fast
It's pronounced as /ʌl.trə.fæst/
What is synonym and antonym for ultrafast?
In the thesaurus, “ultrafast” has 40 synonyms and 23 antonyms.
Here are synonyms and antonyms for ultrafast along with examples of usage in sentences.
Synonyms for ultrafast
- accelerated
- blistering
- breakneck
- breathless
- breathtaking
- brisk
- dizzy
- energetic
- expeditious
- fast
- fleet
- fleet-footed
- flying
- galloping
- hastened
- hasty
- high-speed
- hot
- hurried
- lightning
- nippy
- prompt
- quick
- quickened
- rapid
- rapid-fire
- rattling
- ready
- rush
- rushed
- snappy
- speedy
- splitting
- strenuous
- strong
- swift
- ultrarapid
- vigorous
- whirlwind
- zippy
Antonyms for ultrafast
- crawling
- dallying
- dawdling
- deliberate
- dilatory
- dillydallying
- dragging
- laggard
- languid
- late
- leisurely
- lingering
- measured
- plodding
- pokey
- poking
- poky
- slow
- slowish
- sluggish
- tardy
- ultraslow
- unhurried
Meanings of ultrafast
- adjective
- Very fast, or of very short duration; especially concerning events that take place in femtosecond or picosecond timescales.
Example Sentences
- The new internet connection promises ultrafast speeds for seamless streaming and gaming.
- The ultrafast train completed the journey in half the time of traditional rail services.
- The camera's ultrafast autofocus captured every moment with precision and clarity.
- The company introduced an ultrafast delivery service for urgent orders.
- The scientific experiment relied on an ultrafast laser system to study rapid chemical reactions.
On this page you'll find 63 synonyms, antonyms, or another words to ultrafast, such as: accelerated, blistering, breakneck, breathless, breathtaking, brisk, crawling.
Make sure to choose synonyms and antonyms that are appropriate for the context of the sentence.
Related Words
galloping
- accelerated
- at speed
- barreling
- barrelling
- belting
- blasting
- blazing
- blistering
- blowing
- bolting
- bombing
- bounding
- bowling
- breakneck
- breathless
- breathtaking
- breezing
- brisk
- bustling
- buzzing
- cannonballing
- cantering
- careening
- competing
- contest
- coursing
- darting
- dashing
- dizzy
- energetic
- expeditious
- fast
- fleet
- fleet-footed
- flying
- haring
- hastened
- hastening
- hasty
- hieing
- high-speed
- hot
- humping
- hurling
- hurried
- hurrying
- hurtling
- hustling
- hying
- jetting
- jogging
- leaping
- lightning
- loping
- nipping
- nippy
- pattering
- pelting
- prompt
- quick
- quickened
- racing
- ramming
- rapid
- rapid-fire
- rattling
- ready
- ripping
- rocketing
- running
- rush
- rushed
- rushing
- rustling
- sailing
- scampering
- scooting
- scurrying
- scuttling
- shagging
- shooting
- skipping
- snappy
- speeding
- speedy
- splitting
- sport
- sporting
- springing
- sprinting
- strenuous
- strong
- swift
- tearing
- track
- tripping
- trotting
- ultrafast
- ultrarapid
- vigorous
- whirling
- whirlwind
- whisking
- whizzing
- zipping
- zippy
- zooming
dainty
- acute
- agreeable
- airy
- ambrosial
- appetizing
- attractive
- beautiful
- better
- bijou
- bit
- bonny
- candy
- captious
- careful
- carping
- cate
- caviling
- cavilling
- charming
- choice
- choosey
- choosy
- classic
- comely
- critical
- cute
- darling
- delectable
- delicacy
- delicate
- delicious
- delightful
- delish
- demanding
- dessert
- diaphanous
- digestible
- discerning
- discriminating
- eatable
- edible
- elegant
- elite
- ethereal
- exacting
- excellent
- exceptional
- exclusive
- exquisite
- extraordinary
- fabulous
- fair
- fancy
- fastidious
- faultfinding
- fine
- finical
- finicking
- finicky
- first-class
- first-rate
- flavorful
- flavorsome
- fragile
- frail
- fussbudgety
- fussy
- goodie
- goody
- graceful
- grand
- gratifying
- great
- heavenly
- high-grade
- hypercritical
- hyperfastidious
- incomparable
- insightful
- jewellike
- junket
- kickshaw
- knowledgeable
- lacy
- light
- lovely
- luscious
- lush
- marvellous
- marvelous
- meticulous
- mincing
- morsel
- mouthwatering
- neat
- nice
- niminy-piminy
- noble
- nuanced
- old-maidish
- outstanding
- overcritical
- overdemanding
- painstaking
- palatable
- par excellence
- particular
- peerless
- peevish
- perceptive
- pernickety
- persnickety
- petite
- petulant
- picked
- picky
- pleasant
- pleasing
- precious
- preeminent
- premium
- pretty
- prickly
- prim
- prime
- prissy
- punctilious
- queasy
- queazy
- rare
- refined
- satisfying
- savory
- savoury
- scrumptious
- scrupulous
- select
- selected
- selective
- sensational
- soft
- special
- splendid
- squeamish
- stellar
- sterling
- subtle
- succulent
- superb
- superior
- superlative
- supernal
- supreme
- sweet
- sweetmeat
- tasteful
- tasty
- tender
- terrific
- tidbit
- tip-top
- titbit
- toothsome
- toothy
- top
- top-notch
- touchy
- transcendent
- treat
- trim
- twee
- ultrafastidious
- ultrarare
- unsurpassed
- viand
- well-made
- wonderful
- yummy
old-maidish
- captious
- careful
- carping
- caviling
- cavilling
- choosey
- choosy
- critical
- dainty
- delicate
- demanding
- discerning
- discriminating
- exacting
- fastidious
- fault-finding
- faultfinding
- finical
- finicking
- finicky
- fussbudgety
- fussy
- hypercritical
- hyperfastidious
- insightful
- knowledgeable
- meticulous
- nice
- niminy-piminy
- overcritical
- overdemanding
- overparticular
- overscrupulous
- painstaking
- particular
- peevish
- pernickety
- persnickety
- petulant
- picky
- precious
- precise
- prickly
- prim
- prim and proper
- prissy
- proper
- prudish
- punctilious
- queasy
- queazy
- respectable
- scrupulous
- selective
- squeamish
- strait-laced
- touchy
- ultrafastidious
- well-mannered
fast
- PDQ
- a mile a minute
- abbreviated
- abridged
- abrupt
- abruptly
- absolutely
- abstain
- abstinence
- abundantly
- accelerated
- active
- acute
- adherent
- agile
- alert
- all
- all of
- all over
- all the way
- altogether
- anchored
- apace
- appetite
- apt
- ardent
- artful
- astute
- at full throttle
- at full tilt
- at length
- at speed
- attached
- avid
- basically
- bawdy
- beefy
- beguiling
- belly
- bent
- blistering
- blue streak
- bombproof
- bonded
- bound
- brainy
- breakneck
- breathless
- breathtaking
- brief
- bright
- brilliant
- brisk
- briskly
- by and large
- by leaps and bounds
- cagey
- cagy
- careless
- categorically
- cemented
- cerebral
- chiefly
- chop-chop
- clamped
- clean
- clever
- close
- cohesive
- cold
- compact
- compendious
- completely
- concise
- condensed
- confirmed
- constant
- constrained
- copiously
- crafty
- craving
- creative
- crisp
- crooked
- cunning
- curtailed
- cut-back
- dashing
- dead
- debauched
- deceitful
- deceiving
- deceptive
- dedicated
- deeply
- defrauding
- deluding
- delusive
- delusory
- deny oneself
- dependable
- depraved
- determined
- devil-may-care
- devious
- devoted
- devout
- diet
- discerning
- dishonest
- dissipated
- dissolute
- dizzy
- double-dealing
- double-quick
- double-time
- down the line
- down to the ground
- down-the-line
- downright
- duplicitous
- durable
- dutiful
- dyed-in-the-wool
- easy
- educated
- electric
- embedded
- emptiness
- energetic
- energetically
- enough
- enthusiastic
- entire
- entirely
- entrenched
- ephemeral
- epigrammatic
- erudite
- even
- exactly
- exceptional
- expeditious
- expeditiously
- expeditive
- extravagant
- faithful
- false
- famine
- famish
- famishment
- fastened
- fasting
- fervent
- fervid
- firm
- firmly
- flashing
- flat
- flat-out
- fleet
- fleet-footed
- fleeting
- fleetly
- flirtatious
- flying
- for fair
- forbear
- fortified
- foxy
- fraudulent
- frivolous
- frozen
- full
- full tilt
- fully
- furtive
- gadabout
- galloping
- generally
- generously
- genial
- giddy
- glued
- gluttony
- go hungry
- good
- gourmandism
- greatly
- greed
- guileful
- gung ho
- hairtrigger
- hands down
- hard
- hastened
- hastily
- hasty
- heady
- heartily
- held
- hell-for-leather
- high-speed
- highbrow
- hoggishness
- hot
- hunger
- hunger strike
- hurried
- hurriedly
- hyperintelligent
- hypersonic
- imbedded
- immediately
- immovable
- impacted
- impassioned
- impermanent
- impetuously
- implanted
- impregnable
- impulsively
- in a flash
- in a hurry
- in a jiffy
- in haste
- in nothing flat
- in short order
- in whole
- incontinent
- indecent
- indelible
- inextricable
- informed
- infrangible
- ingenious
- insidious
- insightful
- intelligent
- intemperate
- intent
- intrenched
- inventive
- inveterate
- irrefragable
- jammed
- judicious
- keen
- knowing
- knowledgeable
- laconic
- largely
- lascivious
- lasting
- learned
- lecherous
- lewd
- libertine
- libidinous
- licentious
- lickety split
- lickety-split
- light
- lightning
- like a bat out of hell
- like a flash
- like a shot
- like all get out
- like crazy
- like gangbusters
- like greased lightning
- like mad
- like wildfire
- literate
- little
- lodged
- logical
- loose
- loyal
- lustful
- mainly
- malnutrition
- momentary
- more or less
- mostly
- munchies
- nimble
- nippy
- not eat
- on the double
- out
- overall
- passionate
- perceptive
- percipient
- perfectly
- perfidious
- permanent
- perspicacious
- pious
- pithy
- plain
- plumb
- posthaste
- predominantly
- predominately
- presto
- primarily
- principally
- profligate
- prompt
- promptly
- pronto
- prudent
- quick
- quick-witted
- quickened
- quickly
- quite
- racing
- rakish
- rapaciousness
- rapacity
- rapid
- rapid-fire
- rapidly
- rashly
- rational
- rattling
- ravenousness
- readily
- ready
- reasonable
- reckless
- recklessly
- refrain
- reliable
- resistant
- resolute
- resourceful
- responsible
- rogue
- rush
- rushed
- sagacious
- sage
- salacious
- sane
- sapient
- savvy
- scholarly
- schooled
- secure
- secured
- securely
- self-gratifying
- self-indulgent
- sensible
- serious
- set
- shady
- sharp
- sharp-witted
- shifty
- short
- short-lived
- short-range
- short-term
- shortened
- shortish
- shrewd
- skilled
- slick
- slippery
- sly
- smart
- snap
- snappily
- snappy
- sneaking
- sneaky
- snug
- solid
- solidly
- soon
- sound
- soundly
- speedball
- speedily
- speedy
- split-second
- splitting
- sportive
- sporty
- stable
- stalwart
- stanch
- starvation
- starve
- staunch
- steadfast
- steadfastly
- steady
- stomach
- stone
- stone-cold
- strenuous
- strong
- stuck
- sturdy
- substantially
- subtle
- succinct
- sudden
- suddenly
- summary
- supersmart
- supersonic
- sure
- sweet tooth
- swift
- swiftly
- sworn
- syncopated
- tenacious
- terse
- thoroughly
- through and through
- tight
- tightly
- to bits
- to pieces
- to the hilt
- to the max
- totally
- tough
- trained
- transient
- transitory
- treacherous
- trickish
- tricky
- tried
- tried-and-true
- true
- true blue
- true-blue
- trustworthy
- trusty
- ultrafast
- ultrarapid
- ultrasmart
- unbreakable
- unchaste
- unconscionable
- underhand
- underhanded
- undernourishment
- unethical
- unfaltering
- unhesitating
- unprincipled
- unqualifiedly
- unscrupulous
- unwavering
- unyielding
- utterly
- velocious
- vigorous
- vigorously
- voraciousness
- voracity
- wanton
- wedged
- well
- well-read
- whirlwind
- wholly
- wide
- wild
- wily
- winged
- wise
- xerophagy
- zippy
rapid
- accelerated
- active
- agile
- at speed
- blistering
- breakneck
- breathless
- breathtaking
- brisk
- dizzy
- double-time
- energetic
- expeditious
- expeditive
- express
- fast
- fleet
- fleet of foot
- fleet-footed
- flying
- galloping
- hastened
- hasty
- high-speed
- hot
- hurried
- in nothing flat
- light-footed
- lightning
- like a house on fire
- lively
- mercurial
- nimble
- nippy
- on the double
- precipitate
- prompt
- quick
- quick as a wink
- quickened
- rapid-fire
- rattling
- ready
- really rolling
- rush
- rushed
- screaming
- snappy
- speedy
- split-second
- splitting
- spry
- strenuous
- strong
- swift
- ultrafast
- ultrarapid
- vigorous
- whirlwind
- winged
- zippy