DOUBTFUL

• (adj.) fraught with uncertainty or doubt

  "they were doubtful that the cord would hold", "it was doubtful whether she would be admitted", "dubious about agreeing to go"

  synonyms : dubious

• (adj.) open to doubt or suspicion

  "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

• (adj.) unsettled in mind or opinion

  "drew a few tentative conclusions"

  synonyms : tentative

WordNet® 3.0, © 2006 by Princeton University.

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