অর্থ : Without question.
উদাহরণ :
Fred Winter is unquestionably the jockey to follow.
They hired unimpeachably first-rate faculty members.
সমার্থক : unimpeachably
অর্থ : Without question and beyond doubt.
উদাহরণ :
It was decidedly too expensive.
She told him off in spades.
By all odds they should win.
সমার্থক : by all odds, decidedly, definitely, emphatically, in spades
Unquestionably meaning in Bengali (Bangla).