Painstaking : কষ্টসহিষ্ণু, যত্নশীল;
Related Words
pains-taking  painstaking  See Words Also In
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Appropriate Prepositions
Adequate for(পর্যাপ্ত): The loan given by the bank is not adequate for the farming project.
Akin to(সমজাতীয়): These are akin to one another.
Attend to(মনোযোগ দেওয়া): Please attend to my advice.
Dwell in (বাস করা): He dwells in a tall apartment.
Side with (পক্ষ অবলম্বন করা): The Chairman sided with the powerful party.
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Idioms
Easy and free (অমায়িক): The boy is easy and free, so he has many friends.
Man of letters (পন্ডিত ব্যক্তি): You are truly a man of letters.
Nip in the bud (অঙ্কুরে বিনষ্ট হওয়া): All his hopes were nipped in the bud.
Seventh heaven – (মহাখুশী) – I was in the seventh heaven when I heard the news of my BCS final result.
Well up (সুপন্ডিত)- Dr. Shahidullah was well-up in Bengali language.