Rigidities : কাঠিন্য; দৃটতা;
Related Words
righteous  rightist  rights  rigidities  rugosities  See Words Also In
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Appropriate Prepositions
Appoint to(নিযুক্ত করা/হওয়া): Kibria has been appointed to the post of Headmaster.
Deprived of (বঞ্চিত): He was deprived of education due to extreme poverty.
Free from (মুক্ত): He is now free from danger.
Taste of (স্বাদ; অভিজ্ঞতা): They have had some taste of problems.
With a view to (উদ্দেশ্য): I went to hospital with a view to seeing you.
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Idioms
In no time (শীঘ্র): He will finish the work in no time.
Lame excuse (বাজে ওজর): The lame excuse will not do.
Look into something (তদন্ত করা- investigate) - The manager looked into the matter.
Nip in the bud (অঙ্কুরে বিনষ্ট হওয়া): All his hopes were nipped in the bud.
Round the clock (সমস্ত দিন): He is working round the clock.