EN

Synonyms for assert

Most common

affirm aver claim avow

All synonyms

Verb

1. Affirm — to declare with assurance or plainly and strongly; to state positively

affirm, aver, claim, avow, declare, contend, say, vindicate, allege, verify, uphold, express, assure, attest, state, pronounce, adjudge, predicate, swear, asseverate, lay down, protest

Definitions

  1. v. 1

    To declare with assurance or plainly and strongly; to state positively.

    He would often assert that there was life on other planets.

Related words

Word family
assertable asserter assertive

Forms

Past participle
asserted
e.g. asserted → affirmed, averred, claimed, avowed…

Choose the right word

or Assert?

The accused will usually assert his innocence.

J. C. Fernald, English Synonyms and Antonyms (1914)

Example sentences

  • claim They may properly claim the protection of the law.
  • affirm It's not a therapist's business to affirm a kid's identity.
  • aver He had to aver that he was responsible for the mistake.
  • maintain Algeria is determined to maintain its sovereignty.
  • defend We should tell the children how to defend oneself.

Popularity over time

Word1850 → 2019Trend
assertsteady
claimsteady
affirmsteady
averfalling
avowsteady
maintainsteady

Use in printed books, per decade from 1850 to 2019.

By length

3 letters
say1
4 letters
aver2, avow2
5 letters
state1, claim1, swear1, exert2
6 letters
defend2, assure2, insist2, verify3, uphold2, affirm2, allege2, attest2
7 letters
express2, protest2, declare2, contend2, adjudge2
8 letters
maintain2, exercise3, arrogate3
9 letters
pronounce2, predicate3, vindicate3
10 letters
asseverate

The small number after each word is its number of syllables (aver2 = 2 syllables).

In other languages

Français
affirmer
Italiano
affermare
Deutsch
behaupten
Català
afirmar