Bionomics : জীবপরিবেশবিদ্যা;
Related Words
biomass bionomics bonhomous booming booms bounces bubonicSee Words Also In
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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.
Call on(কারও সাথে দেখা করা): I called on him in his office.
Die by (দূর্ঘটনা বা অপঘাতে মরা/কোন কিছু দ্বারা মারা যাওয়া): He died by a road accident.
Entitled to (অধিকারী): He is entitled to a reward for honesty.
Subsist on (বেঁচে থাকা): The poor subsist mainly on rice and pulses.
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Idioms
At liberty (free-মুক্ত-adj.) They are at liberty to go anywhere.
Crying need (জরুরী): Mass education is a crying need for India.
Hush money (ঘুষ): He offered a hush money to disclose the file.
To play on a fiddle (অনর্থক সময় নষ্ট করা - To waste time)-He played on a fiddle by nature.
Square meal (পেট ভরা আহার): He is too poor to have a square meal everyday.