chism/ˈt͡ʃɪzəm/EtymologyUncertain. Possibly from *chissen, a plural of Middle English chis, chys (“sprout”), variant of Middle English chithe, from Old English ċīþ, from Proto-West Germanic *kīþ, from Proto-Germanic *kīþą.chism means A surname. Lexicurio rates it Sui generis — a strength score of 87 out of 100.nameA surname.nounA shoot or sprout; a bud.verbTo sprout, bud, or germinate.