equanimous Synonyms

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