Systematical : রীতিবন্ধ, প্রণালীবন্ধ, সুব্যবস্থিত, পদ্ধতি অনুযায়ী, নিয়মানুগ;
Related Words
systematical  systematically  See Words Also In
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Appropriate Prepositions
Deprived of (বঞ্চিত): He was deprived of education due to extreme poverty.
Guilty of (অপরাধী/দোষী): The convict was guilty of murder.
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.
Play at (খেলা): I do not play at cards.
Substitute for (বদলে দেওয়া): This action is substitute for that.
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Idioms
All along - (সব সময়): I was present in the meeting all along.
Bring to light (disclose-প্রকাশ করা) The police brought the secret to light.
Bad bargain (purchasing at a high price-বেশি দামে কেনা-n) You had a bad bargain of the watch I see.
Fair and square (সৎ): The learned persons should be fair and square.
Up to (পর্যন্ত) - I have done the exercises up to page 40.