Synonyms for

Affirm

Verb / ʌˈfɜ:m / Another word for affirm — explore alternatives below. For syllable breakdowns and pronunciation, see this word on Syllablesworld.

Definition

to state that something is true or certain

Synonyms & similar words

swan negate support confirm corroborate substantiate verify assert aver swear avow sustain declare assert state avow profess proclaim assure guarantee ratify validate approve endorse certify confirm corroborate support uphold justify vindicate attest

Synonyms by register

Formal

assert state declare confirm validate

Informal

confirm agree back up say it's true

Literary

avouch proclaim attest

Antonyms

deny contradict refute disclaim negate disavow reject

Common collocations

  • affirm a belief
  • affirm a commitment
  • affirm the truth
  • affirm a decision
  • affirm a right
  • affirm one's innocence
  • affirm the validity

Word family

noun affirmation
verb affirm
adjective affirmative
adverb affirmatively

Usage note

Often used in legal or formal contexts to state something as true or valid. Avoid using it in casual conversation where simpler words like 'confirm' or 'agree' are more appropriate.

Example sentences

  1. I affirm that I will help you with your homework.
  2. She affirmed that she saw the dog running through the park.
  3. He affirmed his love for his wife with a kiss.
  4. The judge affirmed the decision made by the lower court.
  5. We affirm that all people are equal and should be treated with respect.

Quotes

  • Believe in yourself! Have faith in your abilities! Without a humble but reasonable confidence in your own powers you cannot be successful or happy. - Norman Vincent Peale
  • What you get by achieving your goals is not as important as what you become by achieving your goals. - Zig Ziglar
  • The purpose of our lives is to be happy. - Dalai Lama

Try these popular words

the and that for you with was this are have not from

Practice

Play the Word Synonyms game · Choose level (start near 1)

Worksheets

Grade 4 · Grade 5 · Grade 6

Topics

Guides

Explore more words