prairie wake-robin vs wood lily

prairie wake-robin and wood lily both are nouns.

Word	Noun	Adjective	Verb	Adverb
prairie wake-robin	Yes	No	No	No
wood lily	Yes	No	No	No

As nouns, wood lily is a hypernym of prairie wake-robin; that is, wood lily is a word with a broader meaning than prairie wake-robin:

prairie wake-robin: trillium of central United States having dark purple sessile flowers
wood lily: any liliaceous plant of the genus Trillium having a whorl of three leaves at the top of the stem with a single three-petaled flower

Other hypernyms of prairie wake-robin include trillium, wake-robin.

prairie wake-robin (noun)	wood lily (noun)
trillium of central United States having dark purple sessile flowers	lily of eastern North America having orange to orange-red purple-spotted flowers
	any liliaceous plant of the genus Trillium having a whorl of three leaves at the top of the stem with a single three-petaled flower