jue2
to stumble; to trample; to kick (of horse)

jue3
see 尥蹶子

strokes 19
radical
strokes after radical 12
尥蹶子 尥蹶子 liao4 jue3 zi5
(of mules, horses etc) to kick backward; to kick with the hind legs; fig. to flare up in anger; to display defiance

一蹶不振 一蹶不振 yi1 jue2 bu4 zhen4
one stumble, unable to rise (idiom); a setback leading to total collapse; ruined at a stroke; unable to recover after a minor hitch