wood lily vs trillium

wood lily and trillium both are nouns.

Word	Noun	Adjective	Verb	Adverb
wood lily	Yes	No	No	No
trillium	Yes	No	No	No

As nouns, wood lily and trillium are synonyms defined as:

wood lily and trillium: 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 synonyms of wood lily include wake-robin.

wood lily (noun)	trillium (noun)
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
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