Doubtful : অনিশ্চিত;
Related Words
doubtful  doubtfully  doubtfulness  See Words Also In
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Appropriate Prepositions
Annoyed for(কোনো কারনে বিরক্ত হওয়া): The officer was annoyed with the clerk for being late.
Break in (কথার মাঝে কথা বলা): As she was talking, he suddenly broke in, saying, ‘that’s a rat!’
Care for(গ্রাহ্য করা): I do not care for you.
Run after (পশ্চাদানুসরণ করা): Do not run after money.
Subject to (সাপেক্ষে): The man was appointed subject to the approval of the chairman.
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Idioms
At a standstill (নিশ্চল, অচলাবস্থায়-adj.) The discussion is now at a standstill.
As a rule (নিয়ম অনুসারে.) As a rule, she kept silent in the meeting.
Fall flat (ফলপ্রসূ না হওয়া): This business is going to fall flat.
Pass away (মারা যাওয়া)— He passed away last night.
Ups and downs (উত্থান পতন)- There is ups and downs in a man's life.