Answer: TRIPPED

AnswerCrossword Clue
TRIPPEDFell head over heels?
trippedto release suddenly, as a switch
trippedTRIP, to stumble (to trip when walking or running)
trippedto stumble or cause to stumble
trippedjourney
trippedstumble
trippeddrug-induced event
trippedto move lightly and quickly
trippedto make or cause to make a mistake
TRIPPEDCaused to err, with "up"
TRIPPEDTook a header
TRIPPEDReleased, as a mechanism
TRIPPEDStumbled while walking
TRIPPEDActivated, in a way
TRIPPEDFell out of step?
TRIPPEDSet off, as an alarm
TRIPPEDThrew, as a switch
TRIPPEDStumbled