17c., variant of amok; treated as a muck by Dryden, Byron, etc., and defended by Fowler, who considered amok didacticism.
when the restaurant caught fire the patrons ran amuck, blocking the exit
rioters running amuck and throwing sticks and bottles and stones
the soldier was completely amuck
Amritsar
Amsterdam
amt
amtrac
Amtrak
amuck
amulet
amusable
amuse
amused
amusement