A blessing in disguise( বিপরীতে হিত ; প্রথমে খারাপ হিসেবে মনে হলেও পরবর্তীতে ভালো হয় ) Sam's motorcycle accident was a blessing in disguise because he got enough insurance money.
By no means( কোন ভাবেই না ) I shall by no means call on him.
By far( সর্বাংশে ) He is by far the best boy in the class.
By and large( প্রধানতঃ ) People in our village are by and large farmers.
Tooth and nail( তীব্রভাবে ) He fought tooth and nail against his enemy.
Head and ears( সম্পূর্ণরূপে ) He is over head and ears in debt.