Man of letters ( পন্ডিত লোক ) Sir Ashutosh Mukherjee was a man of letters.
Heart and soul ( সর্বান্তঃকরণে ) Try heart and soul and you will succeed.
Null and void ( বাতিল ) The deed has been null and void now.
Gift of the gab ( বাককটুতা ) An advocate should have the gift of the gab.
At least ( অন্ততঃ ) At least one hundred boys will come to school today.
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.