go bad

change - undergo a change; become different in essence; losing one's or its original nature; "She changed completely as she grew older"; "The weather changed last night"

break - render inoperable or ineffective; "You broke the alarm clock when you took it apart!"

croak, decease, die, drop dead, buy the farm, cash in one's chips, give-up the ghost, kick the bucket, pass away, perish, snuff it, pop off, expire, conk, exit, choke, go, pass - pass from physical life and lose all bodily attributes and functions necessary to sustain life; "She died from cancer"; "The children perished in the fire"; "The patient went peacefully"; "The old guy kicked the bucket at the age of 102"

go down, crash - stop operating; "My computer crashed last night"; "The system goes down at least once a week"

blow out, burn out, blow - melt, break, or become otherwise unusable; "The lightbulbs blew out"; "The fuse blew"

misfire - fail to fire or detonate; "The guns misfired"

malfunction, misfunction - fail to function or function improperly; "the coffee maker malfunctioned"

addle - become rotten; "addled eggs"

curdle - go bad or sour; "The milk curdled"

decay - undergo decay or decomposition; "The body started to decay and needed to be cremated"