imperturbability
imperturbableness
coolness
cool as a cucumber
countenance
complacently
cucumber
equanimous
nonassertive
comfortable in one's own skin
cool cat
plussed
needy
big dick energy
mild-mannered
cool
nerveless
coolheaded
assured
heropanti
philosophy
centered
aplomb
uncogitating
reassure
compose
placidity
placidness
insouciant
undismayed
swag it out
ice-calm
temper
discreet
assurance
confiding
phlegm
self-confidently
selfconsciously
self-consciously
sobriety
unfirmness
calmness
serene
discerning
low-keyed
balance
securely
diffident
unflappable
imperturbable
pour oil on troubled waters
self-complacent
untranquilize
crawlingly
diffidence
settle
unfrenzied
untumultuous
confidently
unshamefastness
fool's paradise
unworriedness
salve
tranquillizingly
right-thinking
unsadness
confident
vocal
unworriedly
cool head
sedately
smug
have one's wits about one
outspoken
unrelentless
ataraxy
maverick
self-confidence
calmen
undistraught
keep it together
imperturbably
unruffled
self-assurance
serenity
unpersuasiveness
unpitifulness
reassurance
unfazed
assertive
confidentness
jaunty
noiselessness