Supererogation : প্রয়োজনাধিক করা;
Related Words
supererogation  superstition  superstitions  See Words Also In
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Appropriate Prepositions
Ask about (কাউকে খোঁজ করা): Rahim asked about Karim.
Cause for (চিন্তিত হওয়ার কারণ): He has never given me any cause for concern.
Concerned with(জড়িত): She was concerned with such things.
Remedy for (প্রতিকার): There is no remedy for his misbehavior.
Smile on/upon (অনুগ্রহ করা): Fortune smiles on/upon the brave.
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Idioms
Arm in arm (পরস্পর সম্পর্কিত বিষয়) All good people should live arm in arm with one another.
Black sheep - (কুলাঙ্গার): Stay away from the Black sheep.
Foul play (অসদাচারণ করা): We feared that he had met with foul play.
In vogue (চালু): This custom is not in vogue at present.
Through and through (পুঙ্খানুপুঙ্খু রুপে)- He read the poem through and through.