calm
collected
cool
cool-headed
equanimous
imperturbable
nerveless
poised
self-collected
self-contained
self-possessed
serene
tranquil
unagitated
unflappable
unflurried
unflustered
unperturbed
unruffled
accepting
aligned
amalgam
amalgamation
arranged
arrayed
assorted
assured
at ease
aweless
balanced
categorized
classified
combination
comfortable
commixture
compact of
composed of
composing
composite
compost
compound
comprising
confident
consisting of
constituted
constituting
contained in
containing
content
contented
disposed
easy
easygoing
embodied in
embodying
equilibrious
eupeptic
euphoric
expected
expecting
fixed
formed of
graded
grouped
closed
decomposed
deposed
disclosed
dozed
enclosed
exposed
foreclosed
hosed
imposed
juxtaposed
misdiagnosed
nosed
opposed
overexposed
posed
predisposed
proposed
reimposed
superimposed
supposed
transposed
undisclosed
unopposed