panic-stricken Antonyms

as cool as a cucumber unruffled unconcerned tranquil stolid steady serene self-possessed sedate relaxed undisturbed unafraid unagitated unperturbed unemotional unbothered self-controlled unfazed unexcitable even-tempered imperturbable laid-back quiet poised cool-headed cool controlled confident composed collected chilled calm brave courageous dauntless dispassionate placid phlegmatic peaceful intrepid inapprehensive impassive gutty fearless equable bold