Weal and woe( সুখ-দুঃখ ) Human life is full of weal and woe.
Square meal( পেট ভরা আহার ) He is too poor to have a square meal every day.
By chance( দৈবাৎ ) I met him on the way by chance.
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.
Turn a deaf ear to ( মনোযোগ না দেওয়া ) He turned a deaf ear to my proposal.
Bring to book( শাস্তি দেওয়া ) He should be brought to book for his misconduct.