self-possessed Antonyms

overwrought ruffled seething shaky strained uneasy upset wild worried worked up restless restive resentful panic-stricken perturbable piqued provoked psychiatric quaking raging ranting raving ill at ease jittery jumpy on tenterhooks twitchy in a state of agitation in a tizz all of a dither all of a lather having kittens in a state of nerves like a cat on hot bricks on pins and needles on edge like a cat on a hot tin roof beside oneself half ass het up hot under the collar in a flap in a lather in a state in a stew keyed up in a cold sweat nervy agitated distempered