War chest : সমর তহবিল;
Related Words
war chest  wariest  wrest  wrested  wrestle  wriest  See Words Also In
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Appropriate Prepositions
Adept in (দক্ষ): He is adept in playing football.
Appear at/in(উপস্থিত হওয়া): I should appear at/in the exam hall in time.
Contribution to (অবদান): His invention made a major contribution to road safety.
Infested with (অতিষ্ঠ): The room is infested with rats.
Subsist on (বেঁচে থাকা): The poor subsist mainly on rice and pulses.
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Idioms
At all (in the least degree – মোটেও না) There is no water at all in the pond.
At least (in the lowest estimate- কমপক্ষে) He is the owner of thirty lakh taka at least.
Round the clock (সমস্ত দিন): He is working round the clock.
Red tape (official formalities, অফিসের কাজ)— You would not believe the red tape involved in getting the required permits.
Ups and downs (উত্থান পতন)- There is ups and downs in a man's life.