Cooler : যে বস্তু বা যন্ত্র শীতল করে;
Related Words
cajolery  caller  celery  choler  cholera  clear  clearer  coaler  collar  collier  colliery  color  colour  cooler  cycler  See Words Also In
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Appropriate Prepositions
Careful of (সতর্ক): He is very careful of his fault.
Congenial to(উপযোগী): The atmosphere is congenial to your health.
Heir of (উত্তরাধিকারী): He is the heir of his father.
Loyal to (অনুগত): Every citizen must be loyal to the state.
Rely on (নির্ভর করা): We should not rely on a lazy man.
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Idioms
All in - (পরিশ্রান্ত): I was all in after the meeting.
At least (in the lowest estimate- কমপক্ষে) He is the owner of thirty lakh taka at least.
Bear (a) grudge (bear hostility to— শত্রুতা বা বিদ্বেষ পোষন করা—V) We should not bear (a) grudge against our brethren.
Dead against (তীব্র বিরোধী - strongly opposed to): I am dead against corruption.
Pin money (স্ত্রীর দেয়া হাত খরচ)— She saved her pin money.