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Synonyms of caustic

15 similar words

Another word for caustic is spiteful. Other synonyms of caustic are burning.

Synonyms and similar words for caustic

adjectiveCapable of burning, corroding or destroying organic tissue.

adjectiveSharp, bitter, cutting, biting, and sarcastic in a scathing way.

bitchy
catty
mordaciousSharp or caustic in style or tone.
nasty
sarcastic
scathing
sharp
spitefulFilled with, or showing, spite; having a desire to annoy or harm.
vitriolicOf or pertaining to vitriol; derived from or resembling vitriol.
pungent

Meaning of caustic

adjective Capable of burning, corroding or destroying organic tissue.
adjective Sharp, bitter, cutting, biting, and sarcastic in a scathing way.
noun Any substance or means which, applied to animal or other organic tissue, burns, corrodes, or destroys it by chemical action; an escharotic.

Full definition of caustic

caustic in other languages

Questions about synonyms of caustic

What is another word for caustic?: Caustic has 15 synonyms on Word.ws, such as spiteful and burning.
What does caustic mean?: Caustic means capable of burning, corroding or destroying organic tissue.

Adapted from Wiktionary: caustic (page history and authors) and the entries of the words listed. Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws grouped the synonyms and antonyms by meaning and added links. Wiktionary data of 2026-09-02.

Last updated: 2026-09-02

Cite this page: “Synonyms of caustic.” Word.ws, https://word.ws/synonyms/caustic. Based on Wiktionary, CC BY-SA 4.0.