excitable Antonyms

unexcitable as cool as a cucumber undisturbed unshaken unharmed wry wingless unruffled unmoved unconcerned tranquil thick-skinned stormless stolid stoical stoic steady unagitated laid-back level-headed unperturbed unflustered unexcited unemotional uninspired uncordial unconvinced unbothered self-controlled unflappable untroubled unfazed even-tempered imperturbable nonvolatile serene self-possessed sedate easy-going easy dry-eyed dispassionate disimpassioned defendable cool-headed cool controlled confident composed collected