Weak knees : মনোবলের অভাব; সংকল্পের অভাব;
Related Words
weak knees weak ness weakens weakness weaknessesSee Words Also In
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Appropriate Prepositions
Depend on (নির্ভর করা): Presently, the students depend on/upon guide books.
Enter into (আলোচনা করতে আরম্ভ করা): Let’s not enter into details at this stage.
Infested with (অতিষ্ঠ): The room is infested with rats.
Quarrel over (কোন বিষয়ে ঝগড়া করা): Do not quarrel over this trifling matter, let it be drop.
Run on (বিরতিহীন চলা): The bus is running on time.
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Idioms
At the top of (শীর্ষে): The boy shouted at the top of his voice.
At-fault (guilty-কিংকর্তব্যবিমূঢ়, অপরাধ, দোষ adj.) You are at fault.
Bird’s eye view - (ভাসা ভাসা দৃশ্য, হালকাভাবে দর্শন): We took a bird’s eye view of the scenery.
On the wane (হ্রাসমান): His fame is on the wane now.
To go to the dogs (গোল্লায় যাওয়া)- He has gone to the dogs by keeping evil company.