Substrata : নিম্নস্থ স্তর; অন্তস্তর; অন্ত:স্তর; ভিত্তি; অধ:স্তর;
Related Words
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Appropriate Prepositions
Alarm at, by, for(আশংকা করা/শঙ্কিত হওয়া): I was not alarmed at/by the news, but I was alarmed for their safety.
Apathy towards (অনাগ্রহ): The student has great apathy towards his studies.
Convince of(বিশ্বাস হওয়া): I am convinced of your efficiency.
Play on (বাজানো): They play on the piano.
Repent of (অনুতাপ করা): I repented of my past.
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Idioms
Bird’s eye view - (ভাসা ভাসা দৃশ্য, হালকাভাবে দর্শন): We took a bird’s eye view of the scenery.
Burning question - (গুরুত্বপূর্ন বিষয়): Poverty problem is a burning question of our country.
Easy and free (অমায়িক): The boy is easy and free, so he has many friends.
In cold blood (ঠান্ডা মাথায়): They committed this murder in cold blood.
Run into debt (ঋণগ্রস্ত হওয়া)— He ran into debt.