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 July, 3I/ATLAS became the third officially confirmed interstellar object known to enter our solar system.

From Science Daily

The force confirmed officers were working alongside a coastguard helicopter and a fixed wing aircraft.

From BBC

Woltemade obliged, sticking out a boot to poke home from close range before a lengthy VAR check confirmed the German was just onside.

From Barron's

TikTok confirmed the deal in an email to employees and said it is expected to close next month.

From Los Angeles Times

Scientists confirm there is stuff in the fog.

From Los Angeles Times