Zero hour : পূর্ব-পরিকল্পিত আক্রমণ ইত্যাদির মূহূর্ত;
Related Words
zero  zero hour  zerohour  See Words Also In
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Appropriate Prepositions
Abhorrent to(ঘৃণ্য): Racism of any kind is abhorrent to me.
Aware of(অবগত): I am not aware of his dishonesty.
Conceal from(লুকানো) Do not conceal anything from me.
Qualified for (যোগ্য প্রতিপন্ন হওয়া): No candidate was properly qualified for the post.
Substitute for (বদলে দেওয়া): This action is substitute for that.
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Idioms
Learn by heart (মুখস্থ করা)— He learnt the poem by heart.
Make both ends meet (আয় ব্যয় মেলানো): I cannot make both ends meet with my small income.
Make hay while sun shines (ঝোপ বুঝে কোপ মারা) You should try to make hay while sun shines.
Out of sorts (সামান্য অসুস্থ): The baby is out of sorts after playing.
Set out (যাত্রা করা)— I will set out in time.