keep one's shirt on
keep one's hair on
encalm
take a breath
unruffle
slow one's roll
relax
chillax
calm
salve
still
keep one's pants on
calmen
lay chilly
tranquillizingly
quieten
calm down
tranquillize
tranquilize
tranquillise
lull
sort oneself out
quiet
defreak
get ahold of oneself
bestill
pour oil on troubled waters
placify
calmingness
allay
hose down
pacifyingly
sile
compose
smooth
calm your farm
easy does it
lown
calmative
equanimous
soothe
calmness
appeasable
self-possession
undisturbed
conciliate
chill out
level
loosen up
keep one's head
peacen
subside
untranquilize
calmth
settle
jam one's hype
dill
keep one's knickers on
calmingly
quiet down
pipe down
quiesce
hush
quieten down
reposed
chill
subduedness
hushingly
even-tempered
have one's wits about one
mortify
composure
wind down
philosophy
temper
hush down
unwind
ease up
antileptic
fall silent
placid
humiliate
antipsychotic agent
antipsychotic