Words That Rhyme With "Casper" :
2 syllables:
after, asker, Asper, Assur, aster, Astor, Asur, bastard, blaster, buspar, Caspar, clapper, clasper, crafter, crapper, crisper, dapper, dastard, drafter, faster, flapper, Gaspar, gasper, gasser, gaster, glasser, grasser, jasper, knapper, lapper, lascar, Lashkar, laster, laughter, lisper, mapper, masker, masquer, master, napper, Nasser, passer, paster, pastern, pastor, plaster, prosper, rafter, rapper, rasper, raster, sapper, schnapper, scrapper, slapper, snapper, strapper, Strasberg, Strassburg, tapper, tapster, tasker, trapper, vesper, whisper, wrapper, zapper
3 syllables:
Alastor, cadastre, canaster, cremaster, cytaster, diaster, disaster, grandmaster, harasser, headmaster, hereafter, Mcmaster, piaster, piastre, pilaster, pinaster, thereafter, whereafter
4 syllables:
hereinafter, Madagascar, oleaster, thereinafter