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Added 9 October 2026

falsify

/ˈfɒlsɪfaɪ/ verb

In Latin: ēmentior, vitio Wiktionary

verb Definition from WordNet 3.1, Princeton University. Pronunciation from Wiktionary, via Kaikki.org. More about falsify at Wordnik → Where our words come from →

Make false by mutilation or addition; as of a message or story.
Tamper, with the purpose of deception.
Fudge the figures
Prove false.
Falsify a claim

Origin

From French falsifier, from Late Latin falsificāre (“make false, corrupt, counterfeit, falsify”), from Latin falsificus, from falsus (“false”), corresponding to false + -ify.

From Wiktionary, via Kaikki.org (CC BY-SA)

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