Unaware : জ্ঞাত নয় এমন, অজ্ঞাত;
Related Words
unaware  unwary  See Words Also In
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Appropriate Prepositions
Admit to(ভর্তি করা): The boy was admitted to class Nine.
Apathy towards (অনাগ্রহ): The student has great apathy towards his studies.
Based on(প্রতিষ্ঠিত, ভিত্তিক): His information is not based on the correct information.
Business with (ব্যবসা, কাজ): He is pleased to do business with you.
Render into (অনুবাদ করা): Render the passage into Bengap.
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Idioms
Call in question (সন্দেহ করা): No one can call his honesty in question.
Easy and free (অমায়িক): The boy is easy and free, so he has many friends.
Fish out of water (অস্বস্তিকর অবস্থা): When he came to the village, he felt like fish out of water.
Red tape (official formalities, অফিসের কাজ)— You would not believe the red tape involved in getting the required permits.
Seventh heaven – (মহাখুশী) – I was in the seventh heaven when I heard the news of my BCS final result.