Ratchet : র্যাচিট; দান্তাল চাকা-বিশেষ; ছিটকিনি-লাগানো একধরনের দাঁতওয়ালা চাকা যা কেবল একদিকেই ঘোরে;
Related Words
rat catchers  ratcatcher  ratchet  ratchets  raticide  retched  retouched  See Words Also In
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Appropriate Prepositions
Adjacent to(সংলগ্ন): The Post Office is adjacent to my house.
Affectionate to(স্নেহশীল): He is very affectionate to his baby.
Anxious about (কোনো কিছুর ব্যাপারে চিন্তিত বা উদ্বিগ্ন): Karim is anxious about his father’s death. Karim is anxious for getting a job.
Concerned for (উদ্বিগ্ন): The parents are concerned for their growing children.
Guard from/against (রক্ষা করা): My parents always guard me from/against bad people.
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Idioms
All up with - (পুরোপুরি, হতাশ, সব আশা শেষ): If we can't, it's all up with the councillor.
At home (proficient in — দক্ষ) The students of Bangladesh should be at home in Bangla.
Bear hard upon (behave rudely-নির্দয়ভাবে ব্যবহার করা - V) Never bear hard upon your servants.
Slip of the pen (লেখায় অসতর্কতাবশত সামান্য ভুল): The mistake is due to a slip of the pen.
To the contrary (against what some one had said, পক্ষান্তরে) —He said nothing to the contrary.