To confirm : নিশ্চিত করা; প্রতিপাদন করা; দৃঢ় করা; পাকা করা; অনুমোদন করা; জোর দিয়ে বলা;
Related Words
to confirm  to conform  See Words Also In
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Appropriate Prepositions
Eager for, about (একাগ্র): The students for this school are eager for knowledge. The teacher is eager about the success of his students.
Entitled to (অধিকারী): He is entitled to a reward for honesty.
Fit for (যোগ্য): Sabina is not yet fit for marriage.
Indulge in (আসক্ত): You should not indulge in social media.
Look at (তাকানো): Students look at the blackboard.
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Idioms
At a round rate (at the fixed price – নির্ধারিত মূল্যে) Things are selling in the shop at a round rate.
In a fix (মুশকিলে পতিত হওয়া): The man is in a fix with his new hairstyle.
Of course (অবশ্যই): Of course, you know what that meant.
Steer clear of (avoid, দূরে থাকা)— You must steer clear of evil company.
Three R's (প্রাথমিক শিক্ষা)— He has not yet learnt the three R's.