Answer:

SERENELY

AnswerCrossword Clue
SERENELYIn a calm way
SERENELYIn peace
SERENELYIn a calm manner
SERENELYIn an imperturbable manner
SERENELYIn tranquil manner.
SERENELYIn a pacific way
SERENELYOn an even keel
SERENELYPeacefully
SERENELYIn an imperturbable way