I. verb
1.
Synonyms: disbelieve , unbelieve
Antonyms: credit
2.
to deprive of credibility
he discredited the rumor immediately
Synonyms: blow up, disprove, explode, puncture, shoot
Related Word: expose, show up; destroy, ruin
Idioms: bring to naught, knock the bottom out of, not leave a leg to stand on
Contrasted words: accept, believe, credit
II. noun
Synonyms: disgrace , disesteem, dishonor, disrepute, ignominy, infamy, obloquy, odium, opprobrium, shame
Antonyms: credit