Investigating : অনুসন্ধানী; অনুসন্ধায়ী;
Related Words
investigating  investigations  See Words Also In
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Appropriate Prepositions
Acceptable to(গ্রহণযোগ্য): Such behavior is just not acceptable in this school.
Beg for(অনুরোধ করা): Maria begged the Superintendent for a seat in the school hostel.
Devoted to (মনোযোগী): He is devoted to music.
Hard of (কানে খাটো বা কম শোনা): Ratan is a hard of hearing.
Smile on/upon (অনুগ্রহ করা): Fortune smiles on/upon the brave.
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Idioms
At a round rate (at the fixed price – নির্ধারিত মূল্যে) Things are selling in the shop at a round rate.
Beggar description - (অবর্ণনীয় হওয়া): The distress of the Muslims in Bosnia beggars description.
Hush money (ঘুষ): He offered a hush money to disclose the file.
On the wane (হ্রাসমান): His fame is on the wane now.
Steer clear of (avoid, দূরে থাকা)— You must steer clear of evil company.