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.
Out of order( বিকল ) This car is out of order.
In vain( বৃথা ) All his attempts were in vain.
At last( অবশেষে ) I got my missing book at last.
slap on the wrist( মৃদু শাস্তি ) Although he broke the rules, he was only given a slap on the wrist
To the letter( অক্ষরে অক্ষরে ) He followed my advice to the letter.