Old hand : পাকা কারিগর; ওস্তাদ লোক; দক্ষ; অভিজ্ঞ;
Related Words
old hand  old maid  See Words Also In
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Appropriate Prepositions
Abound in(প্রাচুর্যপূর্ণ হওয়া): Fish abounds in the pond.
Annoyed for(কোনো কারনে বিরক্ত হওয়া): The officer was annoyed with the clerk for being late.
Apology for (কোনো কারনে ক্ষমা চাওয়া): Sajib should ask apology to her of his mistake.
Catch at(ধরা): A drowning man catches at a straw.
Entitled to (অধিকারী): He is entitled to a reward for honesty.
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Idioms
Burning question - (গুরুত্বপূর্ন বিষয়): Poverty problem is a burning question of our country.
In full swing (পুরোদমে): The school is in full swing after the vacation.
Out of temper (ক্রুদ্ধ): The teacher is out temper to see the overall results.
Seventh heaven – (মহাখুশী) – I was in the seventh heaven when I heard the news of my BCS final result.
To the brim (কানায় কানায়) - The river was full to the brim.