centered
equanimous
together
balance
equanimity
have one's wits about one
temper
collected
even-mindedness
disquiet
cool head
placidity
placidness
sophron
ataraxy
self-possession
ataraxia
alive
composure
imperturbability
awake
lucid
put together
alert
calmness
reposed
comfortable
cool
placid
equilibrium
halcyon
complacently
tranquillity
philosophical
quick
compos
mild-mannered
philosophy
cool as a cucumber
sanity
cool cat
countenance
position
mind
tranquillizingly
ice-calm
sane
well-balanced
stance
posture
antileptic
relaxability
keep one's head
discerning
assurance
animal spirits
presence of mind
discreet
alertly
clearheaded
lown
clear-thinking
thoughtsome
right-thinking
serene
aptness
the full shilling
sedative
cucumber
switched on
level
mental soundness
slumberous
nonchalant
pore
comfortable in one's own skin
zen
imperturbation
slumbrous
right
philosopher
tranquillization
mental balance
tough as nails
calmingness
sanely
hold one's nerve
steely-nerved
calmy
pacifically
phlegm
calm
sobriety
hold oneself together
heropanti
serenity