twitchiness

n [U].

twilight zone, twilit, twill, twin, twin bed, twin set, twin town, twin-engined, twine, twinge, twinkle, twinkling, twirl, twist, twisted, twister, twisty, twit, twitch, twitchily, twitchy, twitter, twittery, two, two bits, two pence (also ,two `p, 2p), two-, two-a-penny, two-bit, two-dimensional, two-edged, two-faced, two-handed, two-piece, two-ply, two-seater, two-time, two-timer, two-tone, two-way,