Past master : সম্পূর্ণ দক্ষ ব্যক্তি; পাকা লোক; নিপুণ লোক;
Related Words
past master  post master  postmaster  See Words Also In
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Appropriate Prepositions
Conscious of(সচেতন): I am conscious of my deficiencies.
Devoted to (মনোযোগী): He is devoted to music.
Famous for (বিখ্যাত): Smith is famous for his wisdom.
Fond of (প্রিয়/অনুরাগী): Children are fond of sweets.
Look after (দেখাশুনা): He looks after me.
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Idioms
Crocodile tears (মায়াকান্না): He shed crocodile tears at our misery.
In no time (শীঘ্র): He will finish the work in no time.
Lion’s share (বড় মাপের অংশ): He took the lion’s share of the profit.
Silver tongue (মিষ্টভাষী)- He is a man of silver tongue.
Yellow dog (হীন ব্যক্তি) - A yellow dog is always hated by all.