Optimists : আশাবাদী; আশাবাদী ব্যক্তি; আশাবাদী দার্শনিক; মঙ্গলবাদী;
Related Words
optimistic  optimistically  optimists  See Words Also In
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Appropriate Prepositions
Bar to(বাধা): Poverty is not a bar to happiness.
Consist in (কোনো কিছু মধ্য বিদ্যমান থাকা): Happiness consists in contentment.
Crave for(আকাঙ্ক্ষা করা): Everyone craves for care.
Delegate to (প্রতিনিধি): Nazrul welcomed the delegates to the new conference.
Look at (তাকানো): Students look at the blackboard.
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Idioms
In one’s teens (তের থেকে উনিশ বছর বয়সের মাঝে): She is yet in her teens.
Pros and cons (খুঁটিনাটি): You should consider the pros and cons of the system.
Pass away (মারা যাওয়া)— He passed away last night.
Read between the lines (understand the significance, অন্তনিহিত অর্থ বুঝা) Try to read between the lines of the letter.
Run into debt (ঋণগ্রস্ত হওয়া)— He ran into debt.