Crack up : শক্তি হারানো; অথর্ব হয়ে পড়া; নষ্ট হত্তয়া;
Related Words
crack up  crack-up  crackpot  crackpots  See Words Also In
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Appropriate Prepositions
Contemporary of (সমসাময়িক): William Wordsworth was a contemporary for greater efficiency.
Depend on (নির্ভর করা): Presently, the students depend on/upon guide books.
Despair of (নিরাশ হওয়া): Do not despair of further improvement.
Meet with (হঠাৎ কোন কিছু হওয়া): Yesterday I met with an accident.
Repent on (নির্ভরশীল): He is repent on his parents.
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Idioms
At least (in the lowest estimate- কমপক্ষে) He is the owner of thirty lakh taka at least.
Brown study (দিবাস্বপ্ন): The girl is absorbed in a brown study.
Easy and free (অমায়িক): The boy is easy and free, so he has many friends.
From hand to mouth (দিন আনে দিন খায়): The poor man live from hand to mouth.
Short cut (সংক্ষিপ্ত পথ)— He comes by this shortcut.