Hush money ( ঘুষ ) He offered a hush money to suppress the murder.
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.
At home ( দক্ষ ) He is at home in mathematics.
Through thick and thin ( বাধা বিপত্তির মধ্য দিয়ে ) Reveka followed her husband through thick and thin.
By the by ( প্রসঙ্গক্রমে ) By the by I came to know that he was ill.
Gala Day ( উৎসবের দিন ) The 15th August is a gala day to the Indians.