Retroaction : পশ্চাদ্দিকে কার্ষকরণ;
Related Words
redirection  retracting  retraction  retractions  retroaction  See Words Also In
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Appropriate Prepositions
Adhere to (লেগে থাকা, অটল থাকা): You should adhere to your principal.
Die for (আত্নত্যাগ করা): Our Chairman died for our country.
Dull at (অপ্টু/কাঁচা): He is dull at mathematics.
Good for, at (ভাল): This man is good for nothing. He is good at English.
Subject to (সাপেক্ষে): The man was appointed subject to the approval of the chairman.
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Idioms
Hard nut to crack (কঠিন সমস্যা): The problem of adult education is really hard nut to crack.
Let loose (বল্গাহীনভাবে ছেড়ে দেয়া): He let his horse loose in the field.
Pack of lies (ডাঁহা মিথ্যা)—He told pack of lies to prove himself innocent.
Slip of the tongue (বলায় সামান্য ভুল): This is a slip of the tongue; don’t pay much stress on it.
To the letter (in all details, অক্ষরে অক্ষরে) —Follow my advice to the letter.