Asperity : ব্যবহারের রুক্ষতা;
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asperities  asperity  aspirate  See Words Also In
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Appropriate Prepositions
Abhorrent to(ঘৃণ্য): Racism of any kind is abhorrent to me.
Rebel against (বিদ্রোহ করা): The soldiers rebelled against the king.
Rely on (নির্ভর করা): We should not rely on a lazy man.
Senior to (বয়সে বড়): He is senior to me by two years.
Sick of (ক্লান্ত): He is sick of this idle life.
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Idioms
Acid test (অগ্নি পরীক্ষা): You must succeed in the acid test of the time you live in.45
Bare word (শুধু মুখের কথা, স্বাক্ষী প্রমানহীন কথা-n) He believed your bare word and now he has been played false with.
Call to mind (স্মরণ করা): I cannot call to mind your cell number.
Lump sum (এক কালীন) — He gave us lump sum money.
To play on a fiddle (অনর্থক সময় নষ্ট করা - To waste time)-He played on a fiddle by nature.