pyrola vs wintergreen

pyrola and wintergreen both are nouns.

Word	Noun	Adjective	Verb	Adverb
pyrola	Yes	No	No	No
wintergreen	Yes	No	No	No

As nouns, pyrola and wintergreen are synonyms defined as:

pyrola and wintergreen: any of several evergreen perennials of the genus Pyrola

pyrola (noun)	wintergreen (noun)
any of several evergreen perennials of the genus Pyrola	spicy red berrylike fruit; source of wintergreen oil
	any of several evergreen perennials of the genus Pyrola
	creeping shrub of eastern North America having white bell-shaped flowers followed by spicy red berrylike fruit and shiny aromatic leaves that yield wintergreen oil