Principals : অধ্যক্ষ; মূলধন; প্রথমস্থানীয় ব্যক্তি; মুখ্য ব্যক্তি; কলেজ প্রভৃতির অধ্যক্ষ; নীবিবন্দ্ধ;
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Appropriate Prepositions
Abide by(মেনে চলা): We must abide by the rules of discipline.
Admit into(প্রবেশ করতে দেওয়া): Only the selected people were admitted into the theater.
Composed of(তৈরী): This medicine is composed of vitamins and minerals.
Road to (উপায়/ রাস্তা): There is no easy road to learning.
Senior to (বয়সে বড়): He is senior to me by two years.
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Idioms
At ease (in peace or pleasure – শান্তিতে বা আরামে) A man who has enemies can not live at ease.
At the top of (শীর্ষে): The boy shouted at the top of his voice.
As a whole (মোটের উপর, সম্পূর্ন এক মনে করে-adv.) Look at life as a whole and you will see that it is meaningful.
Out of temper (ক্রুদ্ধ): The teacher is out temper to see the overall results.
Upper hand (প্রাধান্য) - He got the upper hand in the selection.