Find Synonyms

toxic Synonyms

Another word for toxic

Choosing another word for toxic depends on context, so the 24 synonyms and similar words below are separated across 4 exact definitions and ranked by match strength.
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• adjective (Context 1)

Containing or being a poisonous material capable of causing death, severe illness, or physical harm to living organisms.

Usage Example

"The factory was fined heavily for dumping poisonous waste into the nearby river."

Strongest
poisonous
noxious
Strong
venomous
hazardous
deadly
lethal
virulent
harmful
pernicious

• adjective (Context 2)

Extremely unpleasant, malicious, or emotionally harmful in a way that drains energy or damages relationships.

Usage Example

"She decided to resign from the company because the workplace culture had become unbearable and unhealthy."

Strongest
unhealthy
Strong
destructive
harmful
malignant
corrosive
abusive
hostile
deleterious

• adjective (Context 3)

Relating to high-risk, non-performing financial assets or debts that have lost their value and have no functioning market.

Usage Example

"During the financial crisis, major banks struggled to offload billions of dollars in worthless debts."

Strong
worthless
illiquid
ruinous

• noun (Context 4)

A poisonous substance or chemical pollutant (usually used in the plural).

Usage Example

"New environmental regulations aim to reduce the release of industrial toxics into local waterways."

Strongest
toxin
toxicant
poison
Strong
pollutant
contaminant

Opposites of toxic

The opposite of toxic shifts depending on context. Common opposites include:

nontoxic
harmless
healthy
supportive
innocuous
sound
constructive
wholesome
See all opposites of toxic

Cite this Entry


Wordmom. (2026). Synonyms for Toxic. In Wordmom Thesaurus. Retrieved Nov 5, 2026, from https://wordmom.com/synonyms/toxic
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