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