Synonyms of poisoned

poisoned 1 of 2

adjective

as in poisonous

containing or contaminated with a substance capable of injuring or killing a living thing

leaving poisoned food to try to kill the roaches

Synonyms & Similar Words

• poisonous
• poison
• toxic
• venomous
• harmful
• envenomed
• infective
• infectious
• malignant
• injurious
• pathogenic
• pestilential
• lethal
• virulent
• deleterious
• baneful
• contagious
• fatal
• noxious
• unhealthful
• hurtful
• deadly
• nocuous
• unwholesome
• unhealthy
• pestilent
• fell
• calamitous
• murderous

Antonyms & Near Antonyms

• nontoxic
• beneficial
• healthy
• helpful
• healthful
• curative
• wholesome
• harmless
• remedial
• nonpoisonous
• palliative
• salubrious
• salutary
• benign
• innocuous
• inoffensive
• nonvenomous
• nonfatal
• nonlethal

poisoned

2 of 2

verb

past tense of poison

1

as in tainted

to affect slightly with something morally bad or undesirable

poisoning the minds of impressionable children with ethnic hatred

Synonyms & Similar Words

• tainted
• spoiled
• marred
• stained
• darkened
• touched
• tarnished
• vitiated
• degraded
• polluted
• discredited
• smeared
• distorted
• corrupted
• lowered
• blackened
• blemished
• blurred
• soiled
• sullied
• clouded
• disgraced
• discolored
• smudged
• dishonored
• tarred
• perverted
• shamed
• debased
• besmirched
• dirtied
• subverted
• twisted
• sank
• besmeared
• fouled
• demeaned
• colored
• smutted
• smirched
• depraved
• debauched
• begrimed
• cheapened
• demoralized
• abased
• bastardized

Antonyms & Near Antonyms

• purified
• cleansed
• elevated
• magnified
• uplifted
• dignified
• enshrined
• glorified
• ennobled
• hallowed

2

as in polluted

to make unfit for use by the addition of something harmful or undesirable

exhaust fumes poisoning the air

Synonyms & Similar Words

• polluted
• contaminated
• tainted
• infected
• defiled
• befouled
• fouled
• stained
• diluted
• soiled
• sullied
• adulterated
• blackened
• smudged
• rotted
• corrupted
• dirtied
• besmirched
• muddied
• mired
• spoiled
• begrimed
• grimed
• smirched
• watered down
• doctored
• fouled up

Antonyms & Near Antonyms

• purified
• cleaned
• distilled
• cleared
• purged
• cleansed
• clarified
• filtered
• decontaminated
• sterilized
• disinfected
• sanitized

3

as in degraded

to lower in character, dignity, or quality

this party partisanship poisons the national debate we should be having about this urgent problem

Synonyms & Similar Words

• degraded
• corrupted
• weakened
• deteriorated
• diluted
• humiliated
• destroyed
• subverted
• damaged
• perverted
• tainted
• ruined
• contaminated
• depraved
• polluted
• debased
• cankered
• disgraced
• demeaned
• vitiated
• debauched
• prostituted
• marred
• warped
• lessened
• bastardized
• demoralized
• profaned
• harmed
• cheapened
• hurt
• thinned
• shamed
• wrecked
• impaired
• abased
• humbled
• spoiled
• defiled
• watered down
• dishonored
• stained
• dirtied
• tarnished
• flawed
• befouled
• begrimed
• descended
• defaced
• took down
• downgraded
• depreciated
• blemished

Antonyms & Near Antonyms

• elevated
• uplifted
• improved
• honored
• enriched
• exalted
• amended
• ennobled
• enhanced
• dignified
• purified
• perfected
• cleaned
• refined
• restored
• ameliorated
• cleansed
• bettered
• clarified
• respected
• meliorated

4

as in turned

to cause to have often negative opinions formed without sufficient knowledge

malicious rumors had poisoned many church members against the new pastor

Synonyms & Similar Words

• turned
• convinced
• persuaded
• prejudiced
• biased
• influenced
• disposed
• inclined
• predisposed
• suggested
• prepossessed

Example Sentences

Recent Examples of poisoned

Verb

Ten lions found dead in a wildlife reserve in Tanzania are suspected to have been poisoned, according to wildlife officials. — Kristin Wright, NPR, 20 Sep. 2026

The attacks escalated this summer, with 16 trees — 13 Jeffrey pines and three white firs — poisoned on three occasions between May and early August. — Alex Wigglesworth, Los Angeles Times, 19 Sep. 2026

The same six trees from 2023 were poisoned again the following year, town officials told The Bee. — Andrew Graham, Sacbee.com, 17 Sep. 2026

Over 30 people across four states have been poisoned by bacterial toxins after getting intravenous (IV) drips at wellness clinics, according to the Centers for Disease Control and Prevention and the Food and Drug Administration. — Beth Mole, ArsTechnica, 17 Sep. 2026

And so, in many ways, the well of public opinion was already poisoned. — Jeff Ihaza, Rolling Stone, 14 Sep. 2026

Colonizers call it voluntary emigration, but there is nothing voluntary about fleeing after your home has been bombed, your fields poisoned, your water cut off and your child buried. — Literary Hub, 11 Sep. 2026

When her beloved dog Krypto is poisoned, Kara teams with a vengeful teen (Eve Ridley) and a rambunctious bounty hunter (Jason Momoa) to hunt down the vicious outlaw responsible. — Brian Truitt, USA Today, 11 Sep. 2026

Meanwhile, at Silo 18, the rebels try prevent the entire group from being poisoned. — Kelly Allen, PEOPLE, 4 Sep. 2026