discredit

From Wiktionary

Word parts[change]

dis- + credit

Pronunciation[change]

Verb[change]

Plain form
discredit

Third-person singular
discredits

Past tense
discredited

Past participle
discredited

Present participle
discrediting

  1. (transitive) If you are trying to discredit someone, you are trying to harm the good reputation of that person.
    The candidate tried to discredit his opponent.
    The evidence would tend to discredit such a theory.

Noun[change]

Singular
discredit

Plural
discredits

  1. Discredit is the loss of reputation or respect.