Fish out of water( অস্বস্তিকর অবস্থায় ) When he came to the village, he felt like a fish out of water.
By leaps and bounds( অতি দ্রুতগতিতে ) The population of Bangladesh is increasing by leaps and bounds.
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.
Gift of the gab( বাককটুতা ) An advocate should have the gift of the gab.
From hand to mouth( দিন আনে দিন খায় ) The poor man lives form hand to mouth.
At least( অন্ততঃ ) At least one hundred boys will come to school today.