Insulator : অন্তরক; অপরিবাহী;
Related Words
inequilateral  inoculator  insulator  insulators  See Words Also In
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Appropriate Prepositions
Compensate for(ক্ষতিপূরণ করা): I will compensate him for the loss.
Contrary to(বিপরীত, পরিপন্থী): Students should not act contrary to the rules of discipline.
Fatigued by (ক্লান্ত): He was fatigued by hard work.
Refrain from (বিরত রাখা বা থাকা): I refrained him from smoking.
Stare at (চাওয়া বা তাকানো): He stares at me.
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Idioms
At times (মাঝে মাঝে): He at times comes here.
Bring to book (reproach-Start- ভর্ৎসনা করা) The father brought his son to book for his failure in the exam.
Hard nut to crack (কঠিন সমস্যা): The problem of adult education is really hard nut to crack.
Seventh heaven – (মহাখুশী) – I was in the seventh heaven when I heard the news of my BCS final result.
Short temper (রগচটা)— He is a man of short temper.