doubtful: ความหมายและคำอธิบายความหมาย

Subject to or causing doubt: a doubtful claim; doubtful prospects.

Experiencing or showing doubt: Doubtful that the cord would hold, we strengthened it.

Of uncertain outcome; undecided.

Raising doubts as to legitimacy, honesty, or respectability; suspicious: the candidate's doubtful past. See Usage Note at doubt.