shook boots (verb) panic: become, make afraid or distressed
Sinonime: alarm, be terror-stricken, become hysterical, chicken out,
clutch, come apart, freeze up, go to pieces, have a fit, lose it, lose nerve, overreact, push panic button, run scared,
scare, shake in boots, stampede,
startle, terrify, unnerve
Antonime: be calm, be content