The List
There are 296 6 letter words with C as the last letter. The highest scoring is RHIZIC at 20 points in Scrabble, though Words With Friends prefers QUEBEC at 22. 120 carry three or more vowels, which makes them useful for dumping a vowel-clogged rack.
ABULICACETICACIDICACINICADIPICAEONICAGAMICAGARICAGOGICAGONICALCAICALEXICAMEBICAMIDICAMINICAMTRACAMUSICAMYLICANEMICANETICANISICANODICANOMICANOXICANURICAORTICAPNEICARABICARCSECARCTICATAVICATAXICATELICATOMICATONICATOPICATYPICAXENICAXONICAZONICAZOTICBALTICBARDICBEYLICBIONICBIOPICBIOTICBONDUCBORSICBROMICBUSTICCADMICCADUACCAIMACCALCICCALPACCANTICCAPRICCASEICCELIACCHEBECCHEMICCHOLICCHORICCHYMICCISTICCITRICCLERICCLINICCLITICCLONICCOBRICCOCCICCOGNACCORSACCOSMICCRETICCRISICCRITICCULTICCUPRICCYANICCYCLICCYSTICDEIFICDELTICDERMICDEZINCDOMOICDROMICDYADICECESICECHOICEDENICEMBLICEMETICENATICENOLICEPODICEREMICERUCICESCROCETHNICETYMICETYPICEXILICEXODICEXONICEXOTICFABRICFANFICFEHMICFELSICFENNECFERRICFILMICFINNACFISTICFORMICFROLICFUNDICFUNGICFUSTICFUSTOCGALLICGALYACGARLICGEODICGESTICGNOMICGOETICGOTHICGUAIACGWEDUCGYMNICHAEMICHAPTICHECTICHELIACHERDICHEROICHIPPICHOLMICHORMICHYDRICHYENICHYMNICHYPNICIAMBICIATRICICONICIMIDICIPECACIRENICIRIDICIRITICIRONICITALICKALPACKAONICKARMICLACTICLAURICLENTICLESBICLIMBECLIMBICLIMNICLIPOICLITHICLUBRICLUETICMALEICMANIACMANIOCMANTICMASTICMATRICMETRICMIOTICMNEMICMOSAICMUCLUCMUNDICMUONICMYOPICMYOTICMYSTICMYTHICNASTICNAUTICNEANICNERDICNEUMICNIOBICNITRICNOETICNORDICNOSTOCOGAMICONIRICOOMIACORGIACORPHICOTITICOVISACOVONICOXALICOXIDICOZONICPANISCPARSECPATHICPECTICPELVICPEPTICPHAEICPHASICPHATICPHENICPHOBICPHONICPHOTICPHYLICPHYSICPIANICPICNICPICRICPIONICPOETICPONTICPOONACPSORICPTOTICPUBLICPYCNICPYEMICPYKNICQUEBECQUINICRHIZICRHODICRHOTICRICRACRUBRICRUSTICSCENICSCIROCSEPTICSIALICSODAICSORBICSPIRICSTATICSTELICSTERICSYNDICSYNROCTACTICTAMBACTANNICTANRECTARMACTAURICTENRECTERBICTHETICTHORICTHYMICTICTACTICTOCTIETACTIGLICTOLUICTOMBACTOMBICTOMBOCTRAGICTROPICTUSSACUNCHICUNIFICURANICURATICUREMICURETICVEHMICVIATICVITRICWINDACYTTRICZARNECZINCICZODIACZOETICZOONIC