English > affirm: 3 senses > verb 1, cognition| Meaning | Establish or strengthen as with new evidence or facts. |
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| Pattern | Somebody ----s something; Something ----s something; Somebody ----s that CLAUSE |
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| Synonyms | confirm, corroborate, sustain, substantiate, support |
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| Narrower | back, back up | Establish as valid or genuine |
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| document | support or supply with references |
| prove, demonstrate, establish, show, shew | Establish the validity of something, as by an example, explanation or experiment / experiment |
| validate | prove valid |
| verify | confirm the truth of |
| vouch | Give supporting evidence |
| Opposite | negate, contradict | prove negative |
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| Spanish | comprobar, confirmar, constatar, corroborar, ratificar, reafirmar, revalidar, sustanciar |
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| Catalan | confirmar, constatar, corroborar, reafirmar |
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| Adjectives | affirmable | capable of being affirmed or asserted |
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| Nouns | affirmation | a judgment by a higher court that the judgment of a lower court was correct and should stand |
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English > affirm: 3 senses > verb 2, communication| Meaning | To declare or affirm solemnly and formally as true. |
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| Pattern | Somebody ----s something; Somebody ----s that CLAUSE |
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| Model | They affirm that there was a traffic accident |
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| Synonyms | verify, assert, avow, aver, swan, swear |
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| Narrower | assure, tell | inform positively and with certainty and confidence |
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| attest | authenticate, affirm to be true, genuine, or correct, as in an official capacity |
| claim, take | lay claim to |
| declare | state firmly |
| hold | assert or affirm |
| protest | affirm or avow formally or solemnly |
| Broader | declare | state emphatically and authoritatively |
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| Spanish | afirmar, asegurar, aseverar, atestar, certificar, corroborar, garantizar, jurar, testimoniar, verificar |
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| Catalan | afirmar, asseverar, corroborar, jurar, verificar |
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| Nouns | affirmation | a statement asserting the existence or the truth of something |
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| affirmation | the act of affirming / affirming or asserting or stating something |
| affirmer | someone who claims to speak the truth |
