Know-how : ব্যবহারিক জ্ঞান; কারিগরি কৌশল;
Related Words
know  know how  know-how  knowhow  known  See Words Also In
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Appropriate Prepositions
Assure of(আশ্বাস দেওয়া): I can assure you of the Principal’s honesty.
Indulge in (আসক্ত): You should not indulge in social media.
Look after (দেখাশুনা): He looks after me.
Run over (চাপা পড়া): The man was run over by a truck.
Taste of (স্বাদ; অভিজ্ঞতা): They have had some taste of problems.
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Idioms
At a discount (অনাদৃত) Female education is no longer at a discount now.
Cock and bull story (আষাঢ়ে গল্প): You must be ashamed of your cock and bull story.
Cut a sorry figure (খারাপ ফল করা): He cuts a sorry figure in the examination.
Maiden speech (প্রথম বক্তৃতা): His maiden speech fell flat on the audience.
Put up with (সহ্য করা - tolerate): I could not put up with his behavior.