At a loss( হতবু্দ্ধি ; কিংকর্তব্যবিমূঢ় ) He was at a loss and did not know what to do.
Nip in the bud( অঙ্কুরে বিনষ্ট করা ) All his hopes were nipped in the bud.
By and large( প্রধানতঃ ) People in our village are by and large farmers.
At arm’s length( দূরে ) Try to keep the bad boy at arm’s length.
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.