Acuteness : সূক্ষ্মদর্শিতা;
Related Words
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Appropriate Prepositions
Agree with, on, to(একমত হওয়া): My father agreed with me on this point, but he did not agree to my proposal to set up a canteen.
Astonished at(বিস্ময়-বিহবল হওয়া): We were astonished at his unexpected success.
Count upon(নির্ভর করা): He always counts upon your help for this work.
Descend on (আক্রমণ করা): Armed thieves descended on the helpless girl.
Loyal to (অনুগত): Every citizen must be loyal to the state.
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Idioms
At a standstill (নিশ্চল, অচলাবস্থায়-adj.) The discussion is now at a standstill.
Black sheep - (কুলাঙ্গার): Stay away from the Black sheep.
Do yeoman’s service (বিশেষ উপকার করা): Freedom fighters have done yeoman’s service for country.
Follow the footsteps of (পায়ে পায়ে অনুসরণ করা): People always follow the footsteps of some great man.
To the point (সঠিক) - The boy answered the question to the point.