doubter

Từ điển WordNet v3.1 - WordNet Dictionary

noun

1. someone who habitually doubts accepted beliefs
• Syn:
skeptic, sceptic
• Derivationally related forms:
doubt, sceptical (for: sceptic), skeptical (for: skeptic)
• Hypernyms:
intellectual, intellect
• Hyponyms:
doubting Thomas, pessimist
2. someone who is doubtful or noncommittal about something
• Syn:
agnostic
• Derivationally related forms:
doubt, agnostical (for: agnostic)
• Hypernyms:
person, individual, someone, somebody, mortal, soul

• Từ đồng nghĩa / Synonyms:
  dubiousness, doubtfulness, question, uncertainty, incertitude, dubiety