Meaning : With low volume.
Example :
Speak softly but carry a big stick.
She spoke quietly to the child.
The radio was playing softly.
Synonyms : softly
Meaning : With little or no sound.
Example :
The class was listening quietly and intently.
She was crying quietly.
Meaning : In a restful manner.
Example :
The streets are restfully sunny and still for the town is at mass.
Synonyms : restfully
Quietly meaning in Bengali (Bangla).