质疑

質疑
zhìyí
  1. to call into question
  2. to question (truth or validity)

CEDICT

Entry Composition

1 质 zhì
  1. character
  2. nature
  3. quality
  4. plain
  5. to pawn
  6. pledge
  7. hostage
  8. to question
  9. Taiwan pr. zhí
2 疑 yí (bound form) to doubt; to suspect