Rapid : দ্রুত, বেগ বান;
Related Words
rabid  rabidity  raped  rapid  rapidity  rapped  rapt  rarefied  rarified  reaped  repaid  See Words Also In
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Appropriate Prepositions
Adept in (দক্ষ): He is adept in playing football.
Authority on(বিশেষজ্ঞ পন্ডিত): Kamal was an authority on English literature.
Full of (পরিপূর্ণ): Our Rivers are full of fishes.
Match for (প্রতিদ্বন্দ্বী): He is no match for me.
Regard for (সম্মান): Good boys have great regard for their teachers.
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Idioms
At least (in the lowest estimate- কমপক্ষে) He is the owner of thirty lakh taka at least.
Lose heart (হতাশ হওয়া) — Do not lose heart in danger.
Out of date (সেকেলে): This fashion is out of date.
Pick a quarrel (ঝগড়া করা)—Do not pick a quarrel.
Up to (পর্যন্ত) - I have done the exercises up to page 40.