Antonyms of certify from BoostVocab

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certify

/'sɜrtə,faɪ/

Synonyms of certify Antonyms of certify Examples of certify Usage of certify Parts of certify Definition that contains certify Words sounding like certify Explanation of certify

verb
provide evidence for; stand as proof of; show by one's behavior, attitude, or external attributes
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Similar:

attest demonstrate evidence manifest

type of:
testify bear witness evidence prove show
verb
guarantee as meeting a certain standard
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Similar:

endorse indorse

type of:
warrant guarantee
verb
authorize officially
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Similar:

licence license

Opposite:

decertify

type of:
authorize authorise clear pass
verb
declare legally insane
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type of:
hold adjudge declare
verb
guarantee payment on; of checks
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type of:
secure

Antonyms of certify