On cost : উপরি খরচা;
Related Words
on cost  on set  onomastic  onset  See Words Also In
1.Google-Translator 2.Dictionary.com 3.Merriam-Webster 4.Wikipedia 5.Thesaurus.com
Appropriate Prepositions
Catch at(ধরা): A drowning man catches at a straw.
Creep up (বৃদ্ধি পাওয়া): The prices of are creeping up day by day.
Enter into (আলোচনা করতে আরম্ভ করা): Let’s not enter into details at this stage.
Quick at (চটপটে): A cashier must be quick at figures.
Rule over (শাসন করা): In the absence of the Parliament, the President rules over the country.
Browse All Appropriate Prepositions
Idioms
At last (in the end – অবশেষে) He tried hard, and at last, succeeded in achieving his goal.
Bear (a) grudge (bear hostility to— শত্রুতা বা বিদ্বেষ পোষন করা—V) We should not bear (a) grudge against our brethren.
Part and parcel (অবিচ্ছেদ্য অংশ): Education is part and parcel to build a civilized nation.
To play on a fiddle (অনর্থক সময় নষ্ট করা - To waste time)-He played on a fiddle by nature.
Weal and woe (joy and sorrow, সুখ দঃখ) —Human life is full of weal and woe.