discredit

v. doubt; question, challenge, disbelieve; defame, ruin the reputation of

n. disbelief, doubt; disrepute, loss of a good reputation

Noun
1. the state of being held in low esteem; "your actions will bring discredit to your name"; "because of the scandal the school has fallen into disrepute"
(synonym) disrepute
(hypernym) dishonor, dishonour
(hyponym) infamy
Verb
1. cause to be distrusted or disbelieved; "The paper discredited the politician with its nasty commentary"
(hypernym) dismiss, disregard, brush aside, brush off, discount, push aside, ignore
(derivation) disrepute
2. damage the reputation of; "This newspaper story discredits the politicians"
(synonym) disgrace
(hypernym) disparage, belittle, pick at
(derivation) disrepute
3. reject as false; refuse to accept
(synonym) disbelieve
(hypernym) reject
(hyponym) doubt

n. discredit, disbelief, disrepute

(v. t.)
To refuse credence to; not to accept as true; to disbelieve; as, the report is discredited.
  

(v. t.)
To deprive of credit or good repute; to bring reproach upon; to make less reputable; to disgrace.
  

(v. t.)
To deprive of credibility; to destroy confidence or trust in; to cause disbelief in the accuracy or authority of.
  

(n.)
The act of discrediting or disbelieving, or the state of being discredited or disbelieved; as, later accounts have brought the story into discredit.
  

(n.)
Hence, some degree of dishonor or disesteem; ill repute; reproach; -- applied to persons or things.
  

discredit
disfavour