sapwood vs tree

sapwood and tree both are nouns.

Word	Noun	Adjective	Verb	Adverb
sapwood	Yes	No	No	No
tree	Yes	No	Yes	No

sapwood (noun)	tree (noun)
newly formed outer wood lying between the cambium and the heartwood of a tree or woody plant; usually light colored; active in water conduction	a tall perennial woody plant having a main trunk and branches forming a distinct elevated crown; includes both gymnosperms and angiosperms
	a figure that branches from a single root

sapwood (verb)	tree (verb)
	stretch (a shoe) on a shoetree
	chase an animal up a tree
	plant with trees
	force a person or an animal into a position from which he cannot escape