apt to start or shy

a skittish horse.

restlessly or excessively lively

a skittish mood.

fickle; uncertain.

shy; coy.

adjective

calm , collected , easy-going , laid-back , unworried

adjective

agitable , alarmable , capricious , changeable , combustible , dizzy * , edgy , excitable , excited , fearful , fickle , fidgety , flighty , frivolous , giddy , harebrained , high-strung * , irresponsible , jumpy , lightheaded , lively , peppy , playful , restive , scatterbrained * , sensitive , spirited , undependable , unreliable , volative , whimsical , zippy * , jittery , nervous , restless , tense , twitchy , bashful , coy , mercurial , shy , timid , timorous , unstable , volatile , wanton