Following are all the upsetter like words, in the list below.
UPRISER
100% like upsetter
DISTURBER
100% like upsetter
OVERTHROWER
100% like upsetter
UPROOTER
100% like upsetter
UPHEAVER
100% like upsetter
UPSTAGER
100% like upsetter
PERTURBER
100% like upsetter
TROUBLER
100% like upsetter
DISORDERER
100% like upsetter
UPRAISER
100% like upsetter
DISARRANGER
100% like upsetter
EXASPERATOR
100% like upsetter
OUTRAGER
100% like upsetter
TROUBLEMAKER
100% like upsetter
OVERTURNER
100% like upsetter
DISORGANIZER
100% like upsetter
TOPPLER
100% like upsetter
INTERRUPTER
100% like upsetter
UPTOWNER
100% like upsetter
OVERRUNNER
100% like upsetter
USURPER
100% like upsetter
DESTABILIZER
100% like upsetter
ABUSER
100% like upsetter
EXASPERATER
100% like upsetter
POT STIRRER
100% like upsetter
INCONVENIENCER
100% like upsetter
OPPOSER
100% like upsetter
UPHOLDER
100% like upsetter
RULEBREAKER
100% like upsetter
ENCROACHER
100% like upsetter
DISRESPECTER
100% like upsetter
UNDERMINER
100% like upsetter
UPDATER
100% like upsetter
IRRITATOR
100% like upsetter
INFRINGER
100% like upsetter
ALTERCATOR
100% like upsetter
INFURIATOR
100% like upsetter
UNMAKER
100% like upsetter
ALTERATOR
100% like upsetter
PROVOKER
100% like upsetter
OVERPOWERER
100% like upsetter
OPPUGNER
100% like upsetter
DISPLACER
100% like upsetter
OBTRUDER
100% like upsetter
ALTERER
100% like upsetter
RUINATOR
100% like upsetter
SUBVERTER
100% like upsetter
ENRAGER
100% like upsetter
FUSSER
100% like upsetter
DISPOSER
100% like upsetter
PERPLEXER
100% like upsetter
UPGRADER
100% like upsetter
OVERSTEPPER
100% like upsetter
UTTERER
100% like upsetter
OFFENDER
100% like upsetter
CLUTTERER
100% like upsetter
SCANDALIZER
100% like upsetter
TRAUMATIZER
100% like upsetter
RESETTER
100% like upsetter
UPBRAIDER
100% like upsetter
MISBEHAVER
100% like upsetter
DERANGER
100% like upsetter
TAMPERER
100% like upsetter
PERTURBATOR
100% like upsetter
PEACEBREAKER
100% like upsetter
TROUBLE-MONGER
100% like upsetter
DISGRACER
100% like upsetter
DISPLEASER
100% like upsetter
OVERLAPPER
100% like upsetter
DISSATISFIER
100% like upsetter
DISTRESSER
100% like upsetter
ANTAGONIST
100% like upsetter
UPLOOKER
100% like upsetter
DROPPER
100% like upsetter
GETTER-UP
100% like upsetter
OVERTAKER
100% like upsetter
FRUSTRATER
100% like upsetter
OUTSPEAKER
100% like upsetter
DISLODGER
100% like upsetter
REJECTER
100% like upsetter
PERVERTER
100% like upsetter
CORRUPTER
100% like upsetter
DISQUIETER
100% like upsetter
OUSTER
100% like upsetter
MISCHIEF-MAKER
100% like upsetter
HUMMER
100% like upsetter
UPSPEAKER
100% like upsetter
CONTESTER
100% like upsetter
UPBEARER
100% like upsetter
OVERRIDER
100% like upsetter
SUPERSEDER
100% like upsetter
SUPPLANTER
100% like upsetter
INJURER
100% like upsetter
OVERLOADER
100% like upsetter
OVERREACHER
100% like upsetter
DISAPPROVER
100% like upsetter
MISTAKER
100% like upsetter
OUTBREAKER
100% like upsetter
PROVOCATEUR
100% like upsetter
OFFSETTER
100% like upsetter