Rat-tat : টুক-টুক শব্দ; খটখট শব্দ; উচ্চ ধাক্কা;
Related Words
rat-a-tat  rat-tat  rattat  ratted  ratty  rotate  See Words Also In
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Appropriate Prepositions
Acquit of (অব্যাহতি দেয়া): The chief justice acquitted him of the charge of murder.
Adapt to(খাপ খাওয়ানো): Everybody must adopt himself to new environment.
Catch at(ধরা): A drowning man catches at a straw.
Complain to (কারো কাছে নালিশ করা): You should not complain to his parents.
Look at (তাকানো): Students look at the blackboard.
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Idioms
At death’s door (at the point of death- মৃত্যুর দ্বারে) The patient is now at death’s door.
At liberty (free-মুক্ত-adj.) They are at liberty to go anywhere.
In black and white – (লিখিতভাবে) – Put forward your proposal in black and white.
Silver living (hope- আশা বা ভালো দিক): Every cloud has a silver lining.
Up-to-date (আধুনিক) - Now-a-days ladies are very up to date.