Specialise : বিশেষজ্ঞ হত্তয়া;
Related Words
special ization  specialisation  specialise  specialised  specialises  specialising  specialism  specialist  specialists  specialization  specialize  specialized  specializes  specializing  speckles  speckless  See Words Also In
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Appropriate Prepositions
Ascend to (আরোহণ করা): karim began to ascend to the surface of wakefulness.
Authority on(বিশেষজ্ঞ পন্ডিত): Kamal was an authority on English literature.
Change into (পরিবর্তিত হওয়া): At what point does boiling water change into vapor.
Inquire of, about, into, after (অনুসন্ধান করা): Roma inquired of me about my father’s health. The pope will inquire into the cause of fire. Mehjabin inquired after her friends.
Perfect for (সঠিক, মানানসই): The new book is perfect for you.
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Idioms
All at once - (হঠাৎ): I feel terribly sleepy all at once.
At liberty (free-মুক্ত-adj.) They are at liberty to go anywhere.
As ill-luck would have it (unfortunately- দুর্ভাগ্যবশত) A child was born to them but, as ill-luck would have it, it died when it was eight days old.
Short temper (রগচটা)— He is a man of short temper.
Well up (সুপন্ডিত)- Dr. Shahidullah was well-up in Bengali language.