Without doubt : নিঃসন্দেহে; নিশ্চিতভাবে; নিশ্চয়;
Related Words
without doubt  without food  See Words Also In
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Appropriate Prepositions
Attend on/upon (সেবা করা): We should attend on/upon the ailing patient.
Concerned for (উদ্বিগ্ন): The parents are concerned for their growing children.
Desire for (আকাঙ্ক্ষা করা): He has no desire for money.
Dull of (বধির; কানে শুনে না): He is dull of hearing.
Guard from/against (রক্ষা করা): My parents always guard me from/against bad people.
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Idioms
At home (proficient in — দক্ষ) The students of Bangladesh should be at home in Bangla.
Kith and kin (নিকট আত্মীয়): He has no relation with his kith and kin.
Scapegoat (উদোর পিন্ডি বুধোর ঘাড়ে)—He was made scapegoat of the incident.
Swan-song (অন্তিম গীত, শেষ কর্ম): This writing is the swan song of Kazi Nazrul islam.
White elephant (অত্যন্ত ব্যয়সাপেক্ষ বিলাসিতা): At last the department proved to be a white elephant.