At the eleventh hour( শেষ মুহূর্তে ) The doctor came to the patient at the eleventh hour.
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.
As if( যেন ) He swims so beautifully as if he is the Olympic gold medalist.
In force( বলবৎ ) This law is in force now.
To the backbone( হাড়ে হাড়ে ) The boy is wicked to the backbone.
Turn over a new leaf( নূতনের সূচনা ) After his failure he turned over a new leaf.