In the mean time ( ইতিমধ্যে ) Lila will come here to-night. In the mean time you should get her room ready.
Fight shy ( এড়িয়ে চলা ) Why do you fight shy of your teacher.
At home ( দক্ষ ) He is at home in mathematics.
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.