Astir : সঞ্চরণশীল;
Related Words
a stray  as tray  aster  asterisk  asterism  astern  asteroid  asters  astir  astral  astray  astride  austere  austral  austrian  See Words Also In
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Appropriate Prepositions
Absorbed in(মগ্ন): I am absorbed in my study.
Guilty of (অপরাধী/দোষী): The convict was guilty of murder.
Infested with (অতিষ্ঠ): The room is infested with rats.
Look at (তাকানো): Students look at the blackboard.
Object to (আপত্তি করা): He objected to my proposal.
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Idioms
At home (proficient in — দক্ষ) The students of Bangladesh should be at home in Bangla.
In lieu of (পরিবর্তে): Give me this pen in lieu of that.
Man of straw (অপদার্থ): We do not care for a man of straw like you.
Pandora’s box (আপাতঃ দৃষ্টিতে ভালো মনে হলেও আসলে ভালো নয়)—His words proved to be Pandora’s box.
Through thick and thin (through all difficulties, সমস্ত সমস্যার মধ্যে)-Ruma followed her husband through thick and thin.