Obscuration : তমসাচ্ছন্নকরণ; তমসাচ্ছন্নতা;
Related Words
obscuration  obsecration  See Words Also In
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Appropriate Prepositions
Akin to(সমজাতীয়): These are akin to one another.
Complain to (কারো কাছে নালিশ করা): You should not complain to his parents.
Convert to(দীক্ষিত): Tom is converted to another religion.
Rely on (নির্ভর করা): We should not rely on a lazy man.
Senior to (বয়সে বড়): He is senior to me by two years.
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Idioms
Birds of a feather (persons of like disposition-একই পর্যায়ের লোক) Bird’s of a feather flock together.
Pick a quarrel (ঝগড়া করা)—Do not pick a quarrel.
Red tape (official formalities, অফিসের কাজ)— You would not believe the red tape involved in getting the required permits.
Steer clear of (avoid, দূরে থাকা)— You must steer clear of evil company.
To the utmost (যথাসাধ্য) - I tried to the utmost of my ability to have a job.