Rightangle : সমকোণ;
Related Words
rectangle  rectangles  right angle  right angled  right angles  right-angled  rightangle  See Words Also In
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Appropriate Prepositions
Affection for(স্নেহ): She has a great affection for the child.
Attend on/upon (সেবা করা): We should attend on/upon the ailing patient.
Fail in (ব্যর্থ হওয়া): He failed in getting internet connection in his room.
Hanker after (আকাঙ্ক্ষা/লোভ করা): He hankers after riches.
With a view to (উদ্দেশ্য): I went to hospital with a view to seeing you.
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Idioms
Acid test (অগ্নি পরীক্ষা): You must succeed in the acid test of the time you live in.45
All at once - (হঠাৎ): I feel terribly sleepy all at once.
At all (in the least degree – মোটেও না) There is no water at all in the pond.
Lion’s share (বড় মাপের অংশ): He took the lion’s share of the profit.
Weal and woe (joy and sorrow, সুখ দঃখ) —Human life is full of weal and woe.