Authenticate : সত্যতা যাচাই;
Related Words
authentic text  authenticate  authenticated  authenticates  authenticating  authenticity  See Words Also In
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Appropriate Prepositions
Agree with, on, to(একমত হওয়া): My father agreed with me on this point, but he did not agree to my proposal to set up a canteen.
Cure of, for(রোগমুক্ত হওয়া): This man was cured of This drug is a cure for typhoid.
Monument to (স্মৃতিসৌধ): The monument to your right is a popular tourist attraction.
Take after (সদৃশ হওয়া, একই রকম হওয়া): The boy takes after his brother.
Welcome to (স্বাগত জানানো): You are welcome to our new office.
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Idioms
Bad bargain (purchasing at a high price-বেশি দামে কেনা-n) You had a bad bargain of the watch I see.
In cold blood (ঠান্ডা মাথায়): They committed this murder in cold blood.
Let loose (বল্গাহীনভাবে ছেড়ে দেয়া): He let his horse loose in the field.
Safe and sound (নিরাপদে)— He reached home safe and sound.
Widow’s mite (দরিদ্রের ক্ষুদ্র দান): A windows mite is no less important than a large contribution of a rich man.