Semifinalist rhymes with:
finalist, finalist, criminalist, finalist, internationalist, sensationalist, traditionalist, anti-federalist, colonialist, criminalist, cyclist, dualist, duelist, editorialist, environmentalist, experimentalist, fatalist, federalist, finalist, fundamentalist, generalist, gradualist, imperialist, individualist, industrialist, instrumentalist, internationalist, loyalist, materialist, medalist, mercantilist, minimalist, moralist, motorcyclist, philatelist, presidentialist, pugilist, revivalist, royalist, sensationalist, spiritualist, survivalist, traditionalist, vocalist, zimbalist