In the long run ( পরিশেষে ) You will have to suffer in the long run.
Household word ( সকলের পরিচিত নাম ) Mother Teresa's name has now become a household word.
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Out of date ( অপ্রচলিত ) This fashion is now out of date.
Read between the lines ( তাৎপর্য বোঝা ) Try to read between the lines of the letter.