Synonyms for affirm

Other words for “affirm”, grouped by meaning.

We found 11 synonyms for “affirm”. The most common are confirm, corroborate, sustain, substantiate, support.

verb establish or strengthen as with new evidence or facts

Synonymsconfirm corroborate sustain substantiate support

Oppositesnegate

verb to declare or affirm solemnly and formally as true

Synonymsverify assert avow aver swan swear

Source: WordNet 3.1, Princeton University

More about “affirm”

✦Meaning of affirm✦Words that rhyme with affirm✦Unscramble AFFIRM