Criminologist : অপরাধতত্ত্ববিদ; অপরাধবিজ্ঞানী;
Related Words
criminal act  criminologist  See Words Also In
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Appropriate Prepositions
By heart (মুখস্থ): Kamal learnt to poem by heart.
Cause of(কারণ): Industry is the cause of your success.
Deal in, with, out (ব্যবসা করা, ব্যবহার করা, বন্টন করা): The man deals in rice. He does not know how to deal with a customer. The Chairman dealt out the relief materials to the flood affected people.
Full of (পরিপূর্ণ): Our Rivers are full of fishes.
Rejoice at/in (আনন্দ করা): Everybody rejoiced at/in his success.
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Idioms
Backstairs influence (secret and illegal influence- গোপন এবং বে আইনী প্রভাব-n) He did not deseve the job, however, he got it by backstairs influence.
Bear hard upon (behave rudely-নির্দয়ভাবে ব্যবহার করা - V) Never bear hard upon your servants.
Fish in a troubled water (এলোমেলো অবস্থার সুযোগ নেয়া): He made a lot of money by fishing in a troubled water.
In cold blood (ঠান্ডা মাথায়): They committed this murder in cold blood.
Pros and cons (খুঁটিনাটি): You should consider the pros and cons of the system.