Sound-proof : শব্দনিরোধক;
Related Words
sound-proof  soundproof  See Words Also In
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Appropriate Prepositions
Argue over (কোন বিষয়ে তর্ক করা): The kids are arguing over which TV program to watch.
Conform to (নিয়মনীতি অনুসরণ করা): The employees have to conform to a strict dress code.
Innocent of (নির্দোষ): The maid servant was proved innocent of the alleged theft.
Inquire into (খতিয়ে দেখা): The police officer will inquire into the matter.
Popte in, to (মার্জিত): We must be popte in our dealings. One should be popte to
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Idioms
At a snail's pace (very slowly – খুব ধীর গতিতে) The economy of Bangladesh is growing at a snail’s pace.
At death’s door (at the point of death- মৃত্যুর দ্বারে) The patient is now at death’s door.
Bad names (গালমন্দ—n) He called the man bad names.
In one’s teens (তের থেকে উনিশ বছর বয়সের মাঝে): She is yet in her teens.
Stone’s throw (অতি নিকটে): Our school is at a stone’s throw from our house.