1. (a.) possessing nerve; sinewy; strong; vigorous.

2. (a.) Possessing or manifesting vigor of mind; characterized by strength in sentiment or style; forcible; spirited; as, a nervous writer.

3. (a.) of or pertaining to the nerves; seated in the nerves; as, nervous excitement; a nervous fever.

4. (a.) Having the nerves weak, diseased, or easily excited; subject to, or suffering from, undue excitement of the nerves; easily agitated or annoyed.

5. (a.) Sensitive; excitable; timid.

acid agitable agitated all nerves all-overish allergic anaphylactic anxious anxioused up apprehensive bashful biting bothered concerned corrosive cowardly critical cutting delicate difficult diffident discomposed disquieted distressed disturbed driving edgy effective emotional emotionally unstable empathetic empathic eruptive excitable excited explosive fearful fearing fearsome feverish fidgety flurried flustered forceful forcible foreboding fretful frightened goosey goosy gutsy high-mettled high-spirited high-strung highly emotional hyperesthetic hyperpathic hypersensitive imperative impressive in a dither in a pucker in a stew in a sweat in a tizzy in fear incisive inflammable irascible irritable itchy jittery jumpy mettlesome misgiving mordant mousy nerval nerves on edge nervy neural neurological on edge on tenterhooks overanxious overapprehensive overrefined oversensible oversensitive overstrung overtender panicky passible penetrating perturbable perturbed piercing poignant powerful prickly punchy querulous rabbity refined responsive restless ruffled scared scary sensational sensitive shaken shaken up shaky shivery shrinking shy sinewed sinewy skittery skittish slashing snappish solicitous spooky startlish stirred up strained striking strong strung out supersensitive suspenseful sympathetic tactful telling tender tense tetchy thin-skinned ticklish timid timorous touchy trembling tremulous trenchant trepidant trigger-happy troubled troublous turbulent twittery uneasy unpeaceful unquiet unrestful upset uptight vigorous vital volatile volcanic waspish worked up worried wrought up zealous