Unpolluted : দূষণমুক্ত; অদূষিত; অকলঙ্কিত; অকলুষিত;
Related Words
unboiled  unbolt  unbolted  unfold  unfolded  unpledged  unplowed  unpolluted  unpopulated  See Words Also In
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Appropriate Prepositions
Absorbed in(মগ্ন): I am absorbed in my study.
Bare of(অনাবৃত, স্বল্প-সজ্জা): The trees of the forest are bare of leaves.
Bask in(রোদ পোহানো): The boys and girls are basking in the sun right now.
Burst out a laughter(হাসিতে ফেটে পড়া) He bursts out a laughter.
Shocked at (মানসিক আঘাতপ্রাপ্ত): Snigdha was terribly shocked at the death of Ratul.
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Idioms
At death’s door (at the point of death- মৃত্যুর দ্বারে) The patient is now at death’s door.
Fair play (প্রতারণা বিহীন নীতি বা কাজ): I believe in the practice of fair play in my business.
Lame excuse (বাজে ওজর): The lame excuse will not do.
Make hay while sun shines (ঝোপ বুঝে কোপ মারা) You should try to make hay while sun shines.
Widow’s mite (দরিদ্রের ক্ষুদ্র দান): A windows mite is no less important than a large contribution of a rich man.