question the veracity of

verb be doubtful, be dubious, be skeptical, be suspicious, be uncertain, challenge, disbelieve, discredit, dispute, distrust, doubt, doubt the truth of, entertain doubts, find hard to believe, give no credence to, greet with skepticism, harbor certain doubts, harbor suspicions, have misgivings about, have one's doubts, have questions over, have reservations, hesitate to accept as true, impugn, lack confidence in, misbelieve, mistrust, question, suspect, withhold reliance associated concepts: cross examination, examination of a witness, interrogation, question under oath