By no means( কোন ভাবেই না ) I shall by no means call on him.
Bone of contention( বিবাদের বিষয় ) The paternal property is the bone of contention between the two brothers.
Hard nut to crack( কঠিন সমস্যা ) The problem of adult education is really a hard nut to crack.
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.
All at once( হঠাৎ ) All at once a tiger came out of the forest.
Come to light( প্রকাশিত হওয়া ) Their private talk has come to light at last.