oppugn

Từ điển WordNet v3.1 - WordNet Dictionary

verb

challenge the accuracy, probity, or propriety of
- We must question your judgment in this matter
• Syn:
question, call into question
• Derivationally related forms:
question (for: question)
• Hypernyms:
challenge
• Verb Frames:
- Somebody ----s something
- Somebody ----s somebody
- Something ----s somebody
- Somebody ----s that CLAUSE

• Từ đồng nghĩa / Synonyms:
  question, call into question