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.
Burning question ( তীব্র বিতর্কের বিষয় ) The problem of the dowry system is the burning question of the day.
In full swing ( পুরাদমে ) The school is now in full swing.
At last ( অবশেষে ) I got my missing book at last.
Rank and file ( সাধারণ লোক ) We should pay attention to the rank and file of the country.