English adjective: doubtful | |||
| 1. | doubtful open to doubt or suspicion | ||
| Samples | The candidate's doubtful past. He has a dubious record indeed. What one found uncertain the other found dubious or downright false. It was more than dubitable whether the friend was as influential as she thought. | ||
| Synonyms | dubious, dubitable, in question | ||
| Similar | questionable | ||
| Antonyms | unquestionable | ||
| 2. | doubtful fraught with uncertainty or doubt | ||
| Samples | They were doubtful that the cord would hold. It was doubtful whether she would be admitted. Dubious about agreeing to go. | ||
| Synonyms | dubious | ||
| Similar | incertain, uncertain, unsure | ||
| Antonyms | sure, certain | ||
| 3. | doubtful unsettled in mind or opinion | ||
| Samples | Drew a few tentative conclusions. | ||
| Synonyms | tentative | ||
| Similar | unsettled | ||
| Antonyms | settled | ||