malignant
The word “malignant” has 3 syllables: ma-lign-ant
It's pronounced as /məˈlɪɡnənt/
What is synonym and antonym for malignant?
In the thesaurus, “malignant” has 60 synonyms and 43 antonyms.
Here are synonyms and antonyms for malignant along with examples of usage in sentences.
Synonyms for malignant
- acrid
- acrimonious
- bad
- baleful
- baneful
- bitchy
- bitter
- cancerous
- catty
- caustic
- contemptuous
- cruel
- deadly
- deprecating
- derogatory
- despiteful
- destructive
- devious
- disdainful
- disparaging
- envious
- evil
- fatal
- harsh
- hateful
- hostile
- inimical
- internecine
- jaundiced
- jealous
- lethal
- malevolent
- malicious
- malign
- mean
- mean-spirited
- mortal
- nasty
- obnoxious
- opprobrious
- pestilential
- poisonous
- rancorous
- resentful
- scathing
- scornful
- scoundrelly
- scurvy
- snakelike
- snide
- snotty
- spiteful
- unkind
- unkindly
- unloving
- venomous
- vicious
- vindictive
- virulent
- vitriolic
Antonyms for malignant
- affable
- affectionate
- agreeable
- altruistic
- amiable
- amorous
- benevolent
- benign
- benignant
- compassionate
- cordial
- friendly
- genial
- good
- good-hearted
- gracious
- harmless
- healthful
- helpful
- high-minded
- humane
- humanitarian
- invigorating
- kind
- kindhearted
- kindly
- life-giving
- loving
- magnanimous
- nice
- noble
- philanthropic
- philanthropical
- pleasant
- sweet
- sympathetic
- tender
- tenderhearted
- uncancerous
- unmalicious
- warm
- warmhearted
- wholesome
Meanings of malignant
- noun
- A deviant; a person who is hostile or destructive to society.
- A person who fought for Charles I in the English Civil War.
- adjective
- Harmful, malevolent, injurious.
- Tending to produce death; threatening a fatal issue.
Example Sentences
- The doctors discovered that the tumor was malignant, requiring immediate surgery.
- His malignant behavior towards his colleagues caused a toxic atmosphere at work.
- The malignant cells were spreading rapidly, making treatment more urgent.
- The malignant growth in her breast required aggressive chemotherapy.
- It was clear that the malignant influence of the leader had corrupted the entire organization.
On this page you'll find 103 synonyms, antonyms, or another words to malignant, such as: acrid, acrimonious, affable, affectionate, agreeable, altruistic, amiable.
Make sure to choose synonyms and antonyms that are appropriate for the context of the sentence.
Related Words
baleful
- Cimmerian
- adverse
- bad
- baneful
- black
- bleak
- bloody
- calamitous
- cheerless
- chill
- cloudy
- cold
- comfortless
- contagious
- damaging
- dangerous
- dark
- darkening
- deadly
- deathly
- deleterious
- depressing
- depressive
- desolate
- destructive
- detrimental
- dim
- dire
- direful
- disconsolate
- discouraging
- disheartening
- dismal
- doomy
- drear
- dreary
- dreich
- elegiac
- elegiacal
- evil
- fatal
- fell
- foreboding
- forlorn
- funereal
- gloomy
- glum
- godforsaken
- grave
- gray
- grey
- grievous
- harmful
- hazardous
- hopeless
- hostile
- hurtful
- ill
- ill-boding
- ill-fated
- ill-starred
- imperiling
- imperilling
- inauspicious
- infectious
- infective
- inimical
- injurious
- insidious
- internecine
- jeopardizing
- killer
- lethal
- lonely
- lonesome
- lugubrious
- malevolent
- malign
- malignant
- menacing
- minatory
- mischievous
- miserable
- morbid
- morose
- mortal
- murderous
- murky
- nasty
- nocuous
- noisome
- noxious
- ominous
- parlous
- perilous
- pernicious
- pestiferous
- pestilent
- pestilential
- plutonian
- poisonous
- portentous
- prejudicial
- risky
- ruinous
- sanguinary
- sanguine
- saturnine
- sepulchral
- serious
- sinister
- somber
- sombre
- star-crossed
- sublethal
- sullen
- sunless
- tenebrific
- tenebrous
- terminal
- threatening
- toxic
- troubled
- truculent
- ugly
- unfavorable
- unfortunate
- unfriendly
- unhealthful
- unhealthy
- unlucky
- unpromising
- unpropitious
- unsafe
- unsound
- unwholesome
- venomous
- vindictive
- virulent
- vital
- wicked
- woeful
- wretched
jealously
- acrimoniously
- antagonistically
- balefully
- bitchily
- bitterly
- caddishly
- callously
- cattily
- caustically
- contemptuously
- cruelly
- deprecatingly
- despitefully
- diabolically
- disagreeably
- disdainfully
- enviously
- envyingly
- evil-mindedly
- felly
- fiendishly
- hard-heartedly
- hatefully
- heartlessly
- hostilely
- ill
- ill-naturedly
- inconsiderately
- inhumanely
- insensitively
- invidiously
- kindlessly
- malevolently
- maliciously
- malignantly
- meanly
- mercilessly
- misanthropically
- nastily
- obnoxiously
- pitilessly
- rancorously
- resentfully
- ruthlessly
- scornfully
- soullessly
- spitefully
- thoughtlessly
- unfeelingly
- ungraciously
- unkindly
- venomously
- viciously
- villainously
- vindictively
- virulently
- vituperatively
- wickedly
balefully
- acrimoniously
- antagonistically
- bitchily
- bitterly
- caddishly
- callously
- cattily
- caustically
- contemptuously
- cruelly
- deprecatingly
- despitefully
- diabolically
- disagreeably
- disdainfully
- enviously
- envyingly
- evil-mindedly
- felly
- fiendishly
- hard-heartedly
- hatefully
- heartlessly
- hostilely
- ill
- ill-naturedly
- inconsiderately
- inhumanely
- insensitively
- invidiously
- jealously
- kindlessly
- malevolently
- maliciously
- malignantly
- meanly
- mercilessly
- misanthropically
- nastily
- obnoxiously
- pitilessly
- rancorously
- resentfully
- ruthlessly
- scornfully
- soullessly
- spitefully
- thoughtlessly
- unfeelingly
- ungraciously
- unkindly
- venomously
- viciously
- villainously
- vindictively
- virulently
- vituperatively
- wickedly
bad
- abhorrent
- abominable
- abominably
- abomination
- abysmal
- abysmally
- achy
- acrid
- acrimonious
- acute
- addled
- admirable
- adverse
- afflicted
- aggravating
- aggrieved
- agonized
- ailing
- airsick
- amiss
- anathema
- anguished
- annoying
- appalling
- arch
- atrocious
- atrociously
- atrociousness
- atrocity
- awe-inspiring
- awful
- awfully
- babyish
- badass
- badly
- badness
- baleful
- balefulness
- balky
- baneful
- banned
- bargain-basement
- barred
- base
- bastard
- beastly
- below par
- bilious
- bitchy
- bitter
- black
- blamable
- blameworthy
- bleak
- blemished
- blue
- broken
- brokenhearted
- brummagem
- brutal
- bum
- bush
- bush-league
- cancer
- canker
- careless
- carsick
- cast down
- catty
- caustic
- censurable
- challenged
- cheap
- cheapjack
- cheeky
- cheerless
- cheesy
- childish
- coarse
- comfortless
- common
- condemned
- conscience-stricken
- contagious
- contaminated
- contemptible
- contemptuous
- contrary
- contrite
- cool
- corroded
- corrupt
- corrupted
- corruption
- counterfeit
- crappy
- crestfallen
- criminal
- crippled
- critical
- cruddy
- cruel
- crumbled
- crumby
- crummy
- curdled
- cursed
- curst
- cussed
- cut-rate
- damaged
- damaging
- damnable
- damnably
- dangerous
- dark
- darkening
- darkness
- deadly
- debased
- debauched
- debauchery
- debilitated
- decay
- decayed
- decaying
- decomposed
- decomposing
- decrepit
- defaced
- defective
- defiant
- deficient
- deficiently
- defiled
- defiling
- degeneracy
- degenerate
- degenerated
- dejected
- deleterious
- delinquent
- deplorable
- deplorably
- depraved
- depravedness
- depravity
- deprecating
- depressed
- depressing
- derogatory
- desolate
- despairing
- despicable
- despiteful
- despondent
- destructive
- deteriorated
- detestable
- detestably
- detrimental
- devastating
- devilishness
- devilry
- deviltry
- devious
- diabolism
- difficult
- dirty
- disabled
- disadvantageous
- disagreeable
- disallowed
- disappointed
- disastrous
- disastrously
- disconsolate
- discouraged
- discouraging
- disdainful
- diseased
- disfigured
- disgraceful
- disgusting
- disheartened
- dishonest
- dishonorable
- disintegrated
- disintegrating
- dismal
- disobedient
- disobliging
- disordered
- disorderly
- disparaging
- dispirited
- displeasing
- disreputable
- disrespectful
- dissatisfactory
- dissolute
- distasteful
- distressed
- distressing
- dizzy
- doleful
- dolorous
- down
- down in the mouth
- downcast
- downhearted
- dreadful
- dreadfully
- drear
- dreary
- droopy
- egregious
- egregiously
- el cheapo
- elegiac
- elegiacal
- elfish
- enormity
- envious
- errant
- erring
- erroneous
- evil
- evil-minded
- evildoing
- evilness
- execrable
- execrably
- extreme
- fake
- fallen
- fallible
- fatal
- faulty
- feeble
- fermented
- feverish
- fiendishness
- fierce
- flagrant
- flagrantly
- flashy
- flawed
- forbidden
- forlorn
- foul
- fouled
- fragile
- frail
- from hunger
- froward
- funereal
- galling
- gangrenous
- garish
- gaudy
- ghastly
- gimcrack
- glitzy
- gloomy
- glum
- gnarly
- god-awful
- godawful
- grand
- grave
- gray
- grey
- grieving
- grim
- gross
- grossly
- guilty
- half-assed
- halt
- hangdog
- harmed
- harmful
- harsh
- hateful
- hazardous
- headstrong
- heartbroken
- heartsick
- heartsore
- heavyhearted
- heinousness
- hellish
- hideous
- hopeless
- horrendous
- horrendously
- horrible
- horribly
- horrid
- horrifically
- hostile
- hurt
- hurtful
- hypochondriac
- hypochondriacal
- icky
- ignoble
- ill
- ill-behaved
- ill-mannered
- ill-natured
- illegal
- immature
- immoral
- immorality
- impaired
- imperfect
- imperiling
- imperilling
- impish
- impolite
- imposing
- impressive
- improper
- impudent
- impure
- in pain
- inadequate
- inadequately
- inappropriately
- incapacitated
- incomplete
- inconsiderate
- inconsolable
- incorrect
- incorrectly
- indecency
- indecent
- indecently
- indecorous
- indifferent
- indisposed
- ineffective
- ineffectual
- infamous
- infantile
- infectious
- infective
- inferior
- inferiorly
- infernal
- infirm
- inimical
- iniquitous
- iniquitousness
- iniquity
- injured
- injurious
- inoperative
- insidious
- insolent
- insufficient
- insufficiently
- insurgent
- intense
- interdicted
- intimidating
- intolerably
- intractable
- invalid
- invidious
- irreverent
- irritating
- jaundiced
- jealous
- jejune
- jeopardizing
- joyless
- junky
- juvenile
- kiddish
- killer
- kitsch
- kitschy
- knavish
- lachrymose
- lacking
- lackluster
- lame
- lesser
- lethal
- libertine
- light-headed
- loathsome
- loose
- lousily
- lousy
- low
- low-grade
- low-minded
- low-rent
- low-spirited
- lugubrious
- malefaction
- malevolent
- malicious
- malign
- malignant
- marred
- meager
- meagerly
- meagre
- mean
- mean-spirited
- meanly
- mediocre
- melancholic
- melancholy
- menacing
- meretricious
- mighty
- mildewy
- misbehaving
- mischievous
- miscreant
- miserable
- miserably
- miserly
- moldering
- moldy
- monkeying
- monkeyish
- morbid
- morose
- mournful
- murky
- mutinous
- nasty
- naughtily
- naughty
- nauseated
- nauseating
- nauseous
- nefarious
- negative
- niggardly
- nocuous
- noisome
- nonbinding
- nonvalid
- noxious
- nugatory
- null
- null and void
- objectionable
- obnoxious
- obscene
- obstreperous
- odious
- odiously
- off
- offensive
- ominous
- on the blink
- opprobrious
- ornery
- ostentatious
- out of sorts
- outlawed
- painful
- paltry
- parlous
- pathetic
- peaked
- peaky
- perilous
- pernicious
- perverse
- perversion
- perverted
- pervertedness
- pestiferous
- pestilent
- pestilential
- phoney
- phony
- pixieish
- plaintive
- poisonous
- polluted
- poor
- poorly
- poxy
- prankish
- prejudicial
- prohibited
- proscribed
- puerile
- punk
- putrefied
- putrefying
- putrescent
- putrid
- qualmish
- queasy
- queazy
- rancid
- rancorous
- rank
- rascally
- rebellious
- recalcitrant
- refractory
- regretful
- remorseful
- repellant
- repellent
- reprehensible
- reprehensibly
- reprobate
- repugnant
- repulsive
- resentful
- restive
- revolting
- revulsive
- risky
- roguish
- rot
- rotten
- rottenly
- rotting
- rowdy
- rubbishy
- rude
- rueful
- ruffianly
- ruinous
- run-down
- sad
- saddened
- sassy
- satanism
- saturnine
- scandalous
- scantily
- scantly
- scanty
- scathing
- schlock
- schlocky
- scornful
- scoundrelly
- scrofulous
- scurrility
- scurrilous
- scurrilousness
- scurvy
- seamy
- seasick
- second-class
- second-rate
- seedy
- selfish
- serious
- severe
- shabbily
- shabby
- shaky
- sham
- shameful
- shlock
- shlocky
- shocking
- shoddily
- shoddy
- short
- showy
- sick
- sickened
- sickening
- sickish
- sickly
- sin
- sinful
- sinfulness
- sinister
- skimp
- skimpily
- skimpy
- sleazily
- sleazy
- slipshod
- sly
- snakelike
- snide
- snotty
- somber
- sombre
- sordid
- sorrowful
- sorry
- sour
- soured
- sourish
- spare
- sparely
- spiteful
- splashy
- spoiled
- squalor
- squeamish
- stingily
- stingy
- stinky
- suboptimal
- subpar
- substandard
- sucky
- suicidal
- sullen
- sunk
- supercheap
- swank
- swanky
- symptomatic
- taboo
- tabu
- tacky
- tainted
- tawdry
- tearful
- terrible
- terribly
- thoughtless
- threatening
- tough
- toxic
- transgressing
- trashily
- trashy
- troubled
- troublesome
- troubling
- trumpery
- turned
- ugly
- ultracheap
- unacceptable
- unacceptably
- unauthorized
- unbearably
- unbecoming
- unclean
- uncongenial
- uncontrollable
- uncouth
- under par
- under the weather
- uneasy
- unethical
- unfavorable
- unfortunate
- unfriendly
- ungodly
- ungovernable
- unhappy
- unhealthful
- unhealthy
- unholy
- unkind
- unkindly
- unlawful
- unlovely
- unloving
- unmannerly
- unpalatable
- unpleasant
- unpleasing
- unprincipled
- unquiet
- unrighteous
- unruly
- unsafe
- unsatisfactorily
- unsatisfactory
- unsavory
- unscrupulous
- unseemly
- unsound
- unspeakable
- unspeakably
- unsuitably
- untoward
- unwelcome
- unwell
- unwholesome
- upset
- upsetting
- useless
- valueless
- venomous
- vexatious
- vexing
- vicious
- vile
- vilely
- vileness
- villainous
- villainy
- vindictive
- virulent
- vitiated
- vitriolic
- void
- vulgar
- vulgarly
- wack
- waggish
- wailing
- wanting
- wayward
- weak
- weakly
- weeping
- wicked
- wickedness
- wild
- wilful
- willful
- woebegone
- woeful
- woozy
- worried
- worthless
- wretched
- wretchedly
- wrong
- wrongheaded
- yucky
- yukky
sadistic
- atrocious
- barbaric
- barbarous
- bloodthirsty
- brutal
- brute
- butcherly
- catty
- cruel
- cutthroat
- despiteful
- draconian
- draconic
- fell
- ferocious
- fiendish
- grim
- hard-hearted
- hardhanded
- harsh
- hateful
- heartless
- heavy-handed
- inhuman
- inhumane
- ironhearted
- malevolent
- malicious
- malign
- malignant
- mean
- merciless
- murderous
- nasty
- oppressive
- perverse
- pitiless
- red in tooth and claw
- ruthless
- sanguinary
- sanguine
- savage
- spiteful
- stonyhearted
- truculent
- unfeeling
- vicious
- vindictive
- wanton