At arm’s length ( দূরে ) Try to keep the bad boy at arm’s length.
From A to Z ( প্রথম হইতে শেষ পয্র্ন্ত ) The statement is true from A to Z.
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.
To and fro ( এদিন-ওদিক ) Being unable to make up his mind the man is walking to and fro.
In a fix ( মুশকিলে পতিত ) He is in a fix and does not know what to do.
Weal and woe ( সুখ-দুঃখ ) Human life is full of weal and woe.