মূলসূত্র: [Noun] Fundamental rule; rudiment.
Related Words
মল মূত্র মলমূত্র মুখপাত্র মূল সুত্র মূলপত্র মূলমন্ত্র মূলসত্য মূলসূত্র মৃতপুত্রSee Words Also In
1.Google-Translator 2.Wikipedia 3.Wiktionary.org
Appropriate Prepositions
Apathy towards (অনাগ্রহ): The student has great apathy towards his studies.
Business with (ব্যবসা, কাজ): He is pleased to do business with you.
Dedicate to (উৎসর্গ করা): His pfe is dedicated to the welfare of the country.
Devoid of (বিহীন/বর্জিত): He is devoid of common sense.
Heir of (উত্তরাধিকারী): He is the heir of his father.
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Idioms
At a low ebb (in an unfavorable situation প্রতিকুল অবস্থায়, ভাটির মুখে) The popularity of this singer is now at a low ebb.
Call in question (সন্দেহ করা): No one can call his honesty in question.
Safe and sound (নিরাপদে)— He reached home safe and sound.
Three score (ষাট): He is happy as his brother got three score.
Up to (পর্যন্ত) - I have done the exercises up to page 40.