Synonyms of confirm
3 similar words · 6 opposite words
Another word for confirm is corroborate. Other synonyms of confirm are strengthen and roborate. The opposite of confirm is deny.
Synonyms and similar words for confirm
verbTo strengthen; to make firm or resolute.
verbTo assure the accuracy of previous statements.
- corroborateTo confirm or support something with additional evidence; to attest or vouch for.
- roborate obsoleteSynonym of confirm, to verify, to establish.
Opposite of confirm
verbMore antonyms
- infirmTo contradict, to provide proof that something is not.
- disconfirmTo establish the falsity of a claim or belief; to show or to tend to show that a theory or hypothesis is not valid.
- denyTo assert that something is not true.
- dispute
- contradict
- question
Meaning of confirm
- verb To strengthen; to make firm or resolute.
- verb To administer the sacrament of confirmation on (someone).
- verb To assure the accuracy of previous statements.
confirm in other languages
Questions about synonyms of confirm
- What is another word for confirm?
- Confirm has 3 synonyms on Word.ws, such as corroborate, strengthen and roborate.
- What is the opposite of confirm?
- The opposite of confirm is deny. Other antonyms of confirm are infirm and question.
- What does confirm mean?
- Confirm means to strengthen; to make firm or resolute.
Source and license
Adapted from Wiktionary: confirm (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.
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Cite this page: “Synonyms of confirm.” Word.ws, https://word.ws/synonyms/confirm. Based on Wiktionary, CC BY-SA 4.0.