Rupprecht rhymes with:
albrecht, hambrecht, aftereffect, albrecht, architect, aspect, circumspect, dialect, hambrecht, henpecked, insect, intellect, intertect, introspect, prefect, retrospect, schildknecht, schiltknecht, transect, utecht
Rupprecht sounds like:
reappraised, reforest, refreshed, repressed, repriced, reprocessed, repurchased, reversed, riverside, rubberized, rubright, ruprecht