Air tight : বায়ুনিরোধী; বায়ুরোধী;
Related Words
air tight  air-tight  airtight  artist  artiste  artists  See Words Also In
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Appropriate Prepositions
Abstain from(বিরত থাকা): I am trying to abstain from sweets for my new diet.
Astonished at(বিস্ময়-বিহবল হওয়া): We were astonished at his unexpected success.
Attentive to(মনোযোগী): He is attentive to his business.
Authority over (কর্তৃত্ব, আধিপত্য): She has no authority over his growing daughters.
Convince of(বিশ্বাস হওয়া): I am convinced of your efficiency.
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Idioms
At death’s door (at the point of death- মৃত্যুর দ্বারে) The patient is now at death’s door.
At the latest (খুব বেশি দেরী হলে) He will arrive here at 5 p. m. at the latest.
Hard nut to crack (কঠিন সমস্যা): The problem of adult education is really hard nut to crack.
Pros and cons (খুঁটিনাটি): You should consider the pros and cons of the system.
Riding for a fall (বেপরোয়াভাবে কাজ করা- to act recklessly): He rides for a fall in the election.