Obtuseness : স্থূলবুদ্ধি; মূঢ়তা; বুদ্ধিহীনতা;
Related Words
obtuse angle  obtuse angled  obtuse-angled  obtuseangle  obtuseness  See Words Also In
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Appropriate Prepositions
Careful of(যত্নশীল থাকা): Sadia is careful of her health.
Contrary to(বিপরীত, পরিপন্থী): Students should not act contrary to the rules of discipline.
Devoid of (বিহীন/বর্জিত): He is devoid of common sense.
Due to (কারণে): His absence is due to illness.
Fatigued by (ক্লান্ত): He was fatigued by hard work.
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Idioms
Bring to book (reproach-Start- ভর্ৎসনা করা) The father brought his son to book for his failure in the exam.
Laughing stock (হাসির পাত্র)— He is a laughing stock to all.
Now and then (মাঝে মাঝে): He comes here now and then.
To the brim (কানায় কানায়) - The river was full to the brim.
Under age (অপ্রাপ্ত বয়স্ক)- He could not cast his vote because he was under age.