Perfidy : বিশ্বাস-ঘাতকতা;
Related Words
perfidious  perfidy  profit  profited  purified  See Words Also In
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Appropriate Prepositions
Apology for (কোনো কারনে ক্ষমা চাওয়া): Sajib should ask apology to her of his mistake.
Beg for(অনুরোধ করা): Maria begged the Superintendent for a seat in the school hostel.
Desist from (বিরত থাকা): She desisted from making this.
Play with (খেলা করা/ মজা করা): I shall not play with him.
Stare at (চাওয়া বা তাকানো): He stares at me.
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Idioms
Bad book (disfavour-খারাপ নজর —n) The secretary has fallen in the bad book of the manager.
Make hay while sun shines (ঝোপ বুঝে কোপ মারা) You should try to make hay while sun shines.
Nip in the bud (অঙ্কুরে বিনষ্ট হওয়া): All his hopes were nipped in the bud.
Silver tongue (মিষ্টভাষী)- He is a man of silver tongue.
Short cut (সংক্ষিপ্ত পথ)— He comes by this shortcut.