Perfidious : বিশ্বাসহীন; বিশ্বাসঘাতক; অবিশ্বাসী; অবিশ্বস্ত;
Related Words
perfidious  perfidiousness  propitious  See Words Also In
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Appropriate Prepositions
Anxious about (কোনো কিছুর ব্যাপারে চিন্তিত বা উদ্বিগ্ন): Karim is anxious about his father’s death. Karim is anxious for getting a job.
Appeal to, for(কোন ব্যক্তির কাছে কোন কিছুর জন্য আবেদন করা): The flood affected people appealed to the President for reef.
Refrain from (বিরত রাখা বা থাকা): I refrained him from smoking.
Solution to (সমাধান): None can solution to every problem.
Welcome to (স্বাগত জানানো): You are welcome to our new office.
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Idioms
All in - (পরিশ্রান্ত): I was all in after the meeting.
As a rule (নিয়ম অনুসারে.) As a rule, she kept silent in the meeting.
Look into something (তদন্ত করা- investigate) - The manager looked into the matter.
Lump sum (এক কালীন) — He gave us lump sum money.
Square meal (পেট ভরা আহার): He is too poor to have a square meal everyday.