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

[ Syn: doubtful ]

open to doubt or suspicion; the candidates 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- Karen Horney

[ Syn: doubtful , dubitable , in question ]

not convinced; they admitted the force of my argument but remained dubious'