Sound-proof : শব্দনিরোধক;
Related Words
sound-proof  soundproof  See Words Also In
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Appropriate Prepositions
Delighted at/with (আনন্দিত হওয়া): Sharmin was delighted at/with her husband’s promotion.
Desire for (আকাঙ্ক্ষা করা): He has no desire for money.
Look into (তদন্ত করা/অনুসন্ধান করা): I am looking into the matter.
Side with (পক্ষ অবলম্বন করা): The Chairman sided with the powerful party.
Work for (কারো জন্য কাজ করা): She works for a construction company.
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Idioms
All at once - (হঠাৎ): I feel terribly sleepy all at once.
Burning question - (গুরুত্বপূর্ন বিষয়): Poverty problem is a burning question of our country.
Crocodile tears (মায়াকান্না): He shed crocodile tears at our misery.
To go to the dogs (গোল্লায় যাওয়া)- He has gone to the dogs by keeping evil company.
Ups and downs (উত্থান পতন)- There is ups and downs in a man's life.