Optimise : আশাবাদী হওয়া;
Related Words
ofttimes  optimise  optimism  optimist  optimistic  optimistically  optimists  optimize  options  See Words Also In
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Appropriate Prepositions
Abound with(ছেয়ে থাকা): They live in a region that abounds with oil.
Ascend to (আরোহণ করা): karim began to ascend to the surface of wakefulness.
Convince of(বিশ্বাস হওয়া): I am convinced of your efficiency.
Count upon(নির্ভর করা): He always counts upon your help for this work.
Long for (আশা করা/কামনা করা): He longed for name and fame.
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Idioms
At a low ebb (in an unfavorable situation প্রতিকুল অবস্থায়, ভাটির মুখে) The popularity of this singer is now at a low ebb.
Do yeoman’s service (বিশেষ উপকার করা): Freedom fighters have done yeoman’s service for country.
Gift of the gab (বাকপটুতা): An advocate should have the gift of the gab.
Pass away (মারা যাওয়া)— He passed away last night.
Well-to-do (সঙ্গতিপূর্ণ) - He was not born in a well-to-do family.