gaywings vs milkwort

gaywings and milkwort both are nouns.

Word	Noun	Adjective	Verb	Adverb
gaywings	Yes	No	No	No
milkwort	Yes	No	No	No

As nouns, milkwort is a hypernym of gaywings; that is, milkwort is a word with a broader meaning than gaywings:

gaywings: common trailing perennial milkwort of eastern North America having leaves like wintergreen and usually rosy-purple flowers with winged sepals
milkwort: any of various plants of the genus Polygala

gaywings (noun)	milkwort (noun)
common trailing perennial milkwort of eastern North America having leaves like wintergreen and usually rosy-purple flowers with winged sepals	any of various plants of the genus Polygala