Unhesitatingly : দ্বিধাহীনভাবে; অকুণ্ঠচিত্তে; নি:সঙ্কোচভাবে; অসঙ্কোচে;
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Appropriate Prepositions
Acceptable to(গ্রহণযোগ্য): Such behavior is just not acceptable in this school.
Attest to(প্রত্যয়ন করা): I like to attest to your ability.
Good for, at (ভাল): This man is good for nothing. He is good at English.
Point out (চিহ্নিত করা): Point out the mistakes from the book.
Subsist on (বেঁচে থাকা): The poor subsist mainly on rice and pulses.
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Idioms
At last (in the end – অবশেষে) He tried hard, and at last, succeeded in achieving his goal.
Dead of night (মধ্যরাত্রি): The robbers broke into the house at dead of night.
Hush money (ঘুষ): He offered a hush money to disclose the file.
Take into account (বিবেচনা করা): Your activities should be taken into account.
With a view to (উদ্দেশ্য)- He goes to college with a view to attending the class.