Variant of dubious
- causing doubt; ambiguous; vague: a dubious remark
- feeling doubt; hesitating; skeptical
- with the outcome undecided or hanging in the balance: dubious battle
- rousing suspicion; questionable; shady: a dubious character
Origin: L dubiosus, doubtful < dubius, doubting, uncertain < du- < or akin to duo, two + IE base *bhu-, *bheu-, to be
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