discredit
/dɪsˈkrɛdɪt/
verb
- To cause someone or something to be regarded as untrustworthy, false, or not respectable.
- New evidence discredited the theory that the disease was caused by a virus.
- The journalist tried to discredit the politician by publishing old rumors.
- Spreading lies to discredit your opponent is a dishonest campaign tactic.
- To damage the reputation or credibility of someone or something.
- His constant exaggerations discredited everything he said.
- The scandal discredited the entire company in the eyes of the public.
- The false accusation was meant to discredit the teacher among her students.