Knowhow : ব্যবহারিক জ্ঞান;
Related Words
kanoon  know  know how  know-how  knowhow  known  See Words Also In
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Appropriate Prepositions
Acquit of (অব্যাহতি দেয়া): The chief justice acquitted him of the charge of murder.
Appetite for(ক্ষুধা): He has no appetite for food.
Call in(ডাকিয়া আনা): They called in a doctor.
Consent to(মত দেওয়া): My father did not consent to the proposal of my sister’s marriage.
Count for(গণ্য বা বিবেচিত হওয়া): There can be no lasting peace without true democracy in which the people play a part and count for something.
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Idioms
Head and ears (সম্পূর্ণরূপে): He is over head and ears in debt.
Hush money (ঘুষ): He offered a hush money to disclose the file.
Red letter day (স্মরণীয় দিন): The 16th December is a red letter day for us.
Soft Soap (নিজ অভিপ্রায়ে/অভিসন্ধিতে তোষামোদ করা): He was expert in soft soap.
Take one to task (rebuke, তিরস্কার করা)— He took me to task for negligence of duty.