slipper plant vs slipper spurge

slipper plant and slipper spurge both are nouns.

Word	Noun	Adjective	Verb	Adverb
slipper plant	Yes	No	No	No
slipper spurge	Yes	No	No	No

As nouns, slipper plant and slipper spurge are synonyms defined as:

slipper plant and slipper spurge: any of several tropical American shrubby succulent plants resembling cacti but having foot-shaped bracts

slipper plant (noun)	slipper spurge (noun)
any of several tropical American shrubby succulent plants resembling cacti but having foot-shaped bracts	any of several tropical American shrubby succulent plants resembling cacti but having foot-shaped bracts