Answer:

becalm

Answer	Crossword Clue
BECALM	Don't panic!
BECALM	Deprive of wind, as a sailboat
BECALM	Exhortation for a panicky person

BECALM	"Don't panic"
BECALM	Soothe
BECALM	Crisis advice
BECALM	Immobilize, as a sailboat
BECALM	"Chill out!"
BECALM	Stall in the doldrums.
BECALM	Make quiet.
BECALM	Tranquilize

BECALM	Deprive of sail wind
BECALM	Keep motionless
BECALM	Make quiet
BECALM	Make relaxed
BECALM	Quiet
BECALM	'Don't panic!'
BECALM	'Stop panicking!'
BECALM	"Don't panic!"

BECALM	Steady
BECALM	Still the wind