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Showing results for confirm. Search instead for confirma.
Definitions

confirm

[kuhn-furm] / kənˈfɜrm /
VERB
ratify, validate, prove
Synonyms
STRONGEST
affirm approve back certify corroborate endorse establish explain sign substantiate support uphold verify
STRONG
attest authenticate bless buy check circumstantiate debunk double-check justify okay sanction settle subscribe underpin vouch warrant witness
WEAK
bear out check out give green light give high sign give stamp of approval give the go-ahead give the nod lap up make good make sure rubber-stamp sign off on size up thumbs-up
Antonyms
STRONGEST
confuse contradict deny disallow disapprove discredit disprove invalidate oppose refuse reject
STRONG
disagree refute veto
WEAK
annul cancel destroy repudiate void
VERB
reinforce
Synonyms
STRONGEST
assure establish
STRONG
buttress clinch fix fortify invigorate settle strengthen
WEAK
make firm
Antonyms
STRONG
discourage dishearten dissuade hurt unsettle weaken
WEAK
annul cancel contradict deny destroy disprove invalidate oppose repudiate veto void

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

In his message on Sunday, Trump also referred to another operation inside Iran to rescue "another brave pilot ... which we did not confirm, because we did not want to jeopardize our second rescue operation."

From Barron's • Apr. 5, 2026

Before you do anything, confirm whether your husband’s pension is single life, or if it has a joint and survivor inclusion.

From MarketWatch • Apr. 4, 2026

The results confirm that multiple optical links can operate at the same time without significant interference.

From Science Daily • Apr. 2, 2026

Lord Mandelson also appeared to discuss a tax on bankers' bonuses and confirm an imminent bailout package for the Euro on the day before it was announced in 2010.

From BBC • Apr. 1, 2026

I called Elle to confirm that the poster photo matched the one for the yearbook.

From "Here to Stay" by Sara Farizan

From Roget's 21st Century Thesaurus, Third Edition Copyright © 2013 by the Philip Lief Group.