Adam's needle vs spoonleaf yucca

Adam's needle and spoonleaf yucca both are nouns.

Word	Noun	Adjective	Verb	Adverb
Adam's needle	Yes	No	No	No
spoonleaf yucca	Yes	No	No	No

As nouns, Adam's needle and spoonleaf yucca are synonyms defined as:

Adam's needle and spoonleaf yucca: yucca with long stiff leaves having filamentlike appendages

Other synonyms of Adam's needle include Adam's needle-and-thread, needle palm, Yucca filamentosa.

Adam's needle (noun)	spoonleaf yucca (noun)
yucca with long stiff leaves having filamentlike appendages	yucca with long stiff leaves having filamentlike appendages