Concubine : উপপত্নী;
Related Words
conceiving  concubinage  concubinary  concubine  concubines  See Words Also In
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Appropriate Prepositions
Abhorrence of (ঘৃণা): Everyone should have abhorrence of a par.
Bad at (অদক্ষ): He is not bad at English.
Rejoice at/in (আনন্দ করা): Everybody rejoiced at/in his success.
Smile on/upon (অনুগ্রহ করা): Fortune smiles on/upon the brave.
Take pity on (দয়া করা): Take pity on the helpless people.
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Idioms
At all (in the least degree – মোটেও না) There is no water at all in the pond.
Breathe one’s last (decease, die- শেষ নিঃশেষ ত্যাগ করা, মরে যাওয়া) The man breathed his last in his native village.
Easy and free (অমায়িক): The boy is easy and free, so he has many friends.
Pros and cons (খুঁটিনাটি): You should consider the pros and cons of the system.
Seventh heaven – (মহাখুশী) – I was in the seventh heaven when I heard the news of my BCS final result.