Following are all the upgrader like words, in the list below.
UPDATER
100% like upgrader
INCREASER
100% like upgrader
UPSTAGER
100% like upgrader
UPRAISER
100% like upgrader
UNLOCKER
100% like upgrader
UPHEAVER
100% like upgrader
OVERLOADER
100% like upgrader
INSTALLER
100% like upgrader
DEGRADER
100% like upgrader
ALTERER
100% like upgrader
UPBRAIDER
100% like upgrader
UPROOTER
100% like upgrader
UPRISER
100% like upgrader
ACQUIRER
100% like upgrader
IMPROVER
100% like upgrader
TRANSCODER
100% like upgrader
ADVANCER
100% like upgrader
REWRITER
100% like upgrader
INVIGORATOR
100% like upgrader
REGENERATOR
100% like upgrader
ACTIVATOR
100% like upgrader
RESTORER
100% like upgrader
TRANSMUTER
100% like upgrader
REARRANGER
100% like upgrader
AMENDER
100% like upgrader
REVISER
100% like upgrader
RELOCATOR
100% like upgrader
UPCOMER
100% like upgrader
UPSETTER
100% like upgrader
AGGRANDIZER
100% like upgrader
PURGER
100% like upgrader
ENRICHER
100% like upgrader
REPLACER
100% like upgrader
MODIFIER
100% like upgrader
SHIFTER
100% like upgrader
REWIRER
100% like upgrader
OVERRUNNER
100% like upgrader
UPBEARER
100% like upgrader
UPTOWNER
100% like upgrader
EMPOWERER
100% like upgrader
OVERCHARGER
100% like upgrader
RESETTER
100% like upgrader
UPLOOKER
100% like upgrader
UNBLOCKER
100% like upgrader
SUBSTITUTOR
100% like upgrader
UPHOLDER
100% like upgrader
SURMOUNTER
100% like upgrader
ACCELERATOR
100% like upgrader
EXCEEDER
100% like upgrader
INGRAINER
100% like upgrader
OUTSOURCER
100% like upgrader
EMIGRATOR
100% like upgrader
SURCHARGER
100% like upgrader
IMPEACHER
100% like upgrader
CAPITALIZER
100% like upgrader
DOWNPLAYER
100% like upgrader
UNDERGOER
100% like upgrader
IMPUTER
100% like upgrader
OVERCOMER
100% like upgrader
CONVERGER
100% like upgrader
DEEPENER
100% like upgrader
INPUTTER
100% like upgrader
FORTIFIER
100% like upgrader
CONVERSER
100% like upgrader
EMENDER
100% like upgrader
CORRECTOR
100% like upgrader
OBTAINER
100% like upgrader
OVERPOWERER
100% like upgrader
SUPERSEDER
100% like upgrader
DETERIORATOR
100% like upgrader
CLARIFIER
100% like upgrader
ALTERATOR
100% like upgrader
CONFIGURER
100% like upgrader
MATURER
100% like upgrader
PURCHASER
100% like upgrader
INGRAFTER
100% like upgrader
DECLUTTERER
100% like upgrader
PROROGUER
100% like upgrader
MELIORATOR
100% like upgrader
SURPASSER
100% like upgrader
UTILIZER
100% like upgrader
REDECORATOR
100% like upgrader
COMPILER
100% like upgrader
REPLIER
100% like upgrader
ENLIGHTENER
100% like upgrader
UPPERCLASSPERSON
100% like upgrader
INSERTOR
100% like upgrader
SUPPLEMENTER
100% like upgrader
DEPRECATOR
100% like upgrader
REDIRECTOR
100% like upgrader
ABRIDGER
100% like upgrader
RENEGOTIATOR
100% like upgrader
UPSPEAKER
100% like upgrader
OVERSTEPPER
100% like upgrader
UNDERLINER
100% like upgrader
HIGHER-UP
100% like upgrader
SLURPER
100% like upgrader
PURSUER
100% like upgrader
AGGRAVATOR
100% like upgrader
CHANGER
100% like upgrader