Word parts change

false + -ify

Pronunciation change

Verb change

Plain form
falsify

Third-person singular
falsifies

Past tense
falsified

Past participle
falsified

Present participle
falsifying

  1. (transitive) If you falsify a result, document, statement, etc. you change it so as to make false or incorrect.
  2. (transitive) If you falsify a claim or result, you prove it to be false.