Prolongation : দীর্ঘায়তকরণ;
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Appropriate Prepositions
Ascend to (আরোহণ করা): karim began to ascend to the surface of wakefulness.
Attest to(প্রত্যয়ন করা): I like to attest to your ability.
Control over(নিয়ন্ত্রণ): He has no control over his sons.
Indifferent to (উদাসীন): Everybody is indifferent to my problem.
Shout at (চিৎকার করে ডাকা): Do not shout at your parents.
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Idioms
At dead of night (গভীর রাতে) The police caught the thief at dead of night.
Brown study (দিবাস্বপ্ন): The girl is absorbed in a brown study.
Get rid of (মুক্তি পাওয়া): Try to get rid of the rogue.
Head and ears (সম্পূর্ণরূপে): He is over head and ears in debt.
Widow’s mite (দরিদ্রের ক্ষুদ্র দান): A windows mite is no less important than a large contribution of a rich man.