Thoughtlessness : হঠকারিতা; চিন্তাহীনতা; চিন্তাশক্তিহীনতা; অবিমৃষ্যকারিতা;
Related Words
tactlessness  thoughtlessness  See Words Also In
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Appropriate Prepositions
Contrary to(বিপরীত, পরিপন্থী): Students should not act contrary to the rules of discipline.
Deal with (কারো সাথে ব্যবহার বা আচরণ করা): Shahid can deal well with the customers.
Look up (ডিকশনারি থেকে শব্দার্থ খোঁজা): He is looking up a new word meaning from dictionary.
Lost in (মগ্ন): Simon is lost in meditation.
Rejoice at/in (আনন্দ করা): Everybody rejoiced at/in his success.
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Idioms
Carry the day (জয়লাভ করা) The boys carried the day in the debate competition.
Die in harness (কর্মরত অবস্থায় মারা যাওয়া): Dr. Sen died in harness.
Pass sth/sb off as sth/sb (মিথ্যা পরিচয় দেয়া; Pretend – ভান করা): They were trying to pass off these shirts as genuine Armani.
To the backbone (হাড়ে হাড়ে): I know this boy to the backbone.
Take into account (বিবেচনা করা): Your activities should be taken into account.