equanimous Synonyms

self-collected poised self-contained self-possessed composed collected calm unruffled unshockable level-headed laid-back upbeat unagitated unmoved undisturbed unworried imperturbable cool as a cucumber unperturbed unflustered unemotional unbothered self-controlled unflappable untroubled unfazed unexcitable equanimitable even-tempered tranquil together impassive even equable dispassionate disimpassioned cool-headed cool controlled confident chilled nonchalant nonplussed stolid steady serene sedate relaxed quiet placid