Home › Words › S › slipperwortslipperwortslipperwort · noun — any of various plants of the genus Calceolaria, usually with orange or yellow flowers.Definition from Wiktionary (CC BY-SA 3.0).Among words judged in Lexicurio's Arena, slipperwort ranks #17,004 of 43,053 for Qualifying.EtymologyFrom slipper + wort.nounAny of various plants of the genus Calceolaria, usually with orange or yellow flowers.Definitions & examples from Wiktionary (CC BY-SA 3.0).