Lightheartedness : প্রফুল্লতা; নিরুদ্বিগ্নতা;
Related Words
light-heartedness  lightheartedness  See Words Also In
1.Google-Translator 2.Dictionary.com 3.Merriam-Webster 4.Wikipedia 5.Thesaurus.com
Appropriate Prepositions
Associate with, in(জড়িত হওয়া): This man was associated with crime.
Avail (oneself) of(সুযোগের স্বব্যবহার করা): I shall avail myself of the first trip to London tomorrow.
Count on/upon (নির্ভর, বিশ্বাস করা): Rahim count on (upon) my help.
Famous for (বিখ্যাত): Smith is famous for his wisdom.
Loyal to (অনুগত): Every citizen must be loyal to the state.
Browse All Appropriate Prepositions
Idioms
At-fault (guilty-কিংকর্তব্যবিমূঢ়, অপরাধ, দোষ adj.) You are at fault.
Hue and cry (শোরগোল): The villagers raised a hue and cry to see the thief.
Pros and cons (খুঁটিনাটি): You should consider the pros and cons of the system.
Set out (যাত্রা করা)— I will set out in time.
Worthy of (যোগ্য) - He is worthy of a good job.