Invalidated : বাতিল করা; অসিদ্ধ করা; ব্যর্থ করা;
Related Words
in validity  inabilities  infiltrated  inflate  inflated  inflates  invalid  invalidate  invalidated  invalidating  invalidism  invalidity  inviolate  involute  involuted  See Words Also In
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Appropriate Prepositions
Dwell upon (আলোচনা করা): They dwell long upon the matter.
Feed on (খেয়ে বাঁচা): The cow feeds on grass.
Good for, at (ভাল): This man is good for nothing. He is good at English.
Loyal to (অনুগত): Every citizen must be loyal to the state.
Relevant to (প্রাসঙ্গিক): Your answer is not exactly relevant to my question.
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Idioms
Bad names (গালমন্দ—n) He called the man bad names.
Hue and cry (শোরগোল): The villagers raised a hue and cry to see the thief.
In a nutshell (সংক্ষেপে): Tell the whole story in a nutshell.
Pass away (মারা যাওয়া)— He passed away last night.
Pick a quarrel (ঝগড়া করা)—Do not pick a quarrel.