Knob : দরজাদির গোল মাথা হাতল; গাঁট; আব;
Related Words
knob  knobby  knop  See Words Also In
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Appropriate Prepositions
Concerned with(জড়িত): She was concerned with such things.
Grateful to (কৃতজ্ঞ): We should be grateful to our teachers.
Hanker after (আকাঙ্ক্ষা/লোভ করা): He hankers after riches.
Relevant to (প্রাসঙ্গিক): Your answer is not exactly relevant to my question.
Rely on (নির্ভর করা): We should not rely on a lazy man.
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Idioms
All at once - (হঠাৎ): I feel terribly sleepy all at once.
In cold blood (ঠান্ডা মাথায়): They committed this murder in cold blood.
In no time (শীঘ্র): He will finish the work in no time.
Three R's (প্রাথমিক শিক্ষা)— He has not yet learnt the three R's.
Up-to-date (আধুনিক) - Now-a-days ladies are very up to date.