At a loss ( হতবু্দ্ধি ; কিংকর্তব্যবিমূঢ় ) He was at a loss and did not know what to do.
Out of sorts ( ঈষৎ অসুস্থ ) He is out of sorts now.
In a fix ( মুশকিলে পতিত ) He is in a fix and does not know what to do.
As if ( যেন ) He swims so beautifully as if he is the Olympic gold medalist.
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.
Widow's mite ( দরিদ্রর ক্ষুদ্র দান ) A widow's mite is no less important than a large contribution of a rich man.