white pine vs pine

white pine and pine both are nouns.

Word	Noun	Adjective	Verb	Adverb
white pine	Yes	No	No	No
pine	Yes	No	Yes	No

As nouns, pine is a hypernym of white pine; that is, pine is a word with a broader meaning than white pine:

white pine: any of several five-needled pines with white wood and smooth usually light grey bark when young; especially the eastern white pine
pine: a coniferous tree

Other hypernyms of white pine include pine tree, true pine.

As nouns, pine is a hypernym of white pine; that is, pine is a word with a broader meaning than white pine:

white pine: soft white wood of white pine trees
pine: straight-grained durable and often resinous white to yellowish timber of any of numerous trees of the genus Pinus

white pine (noun)	pine (noun)
any of several five-needled pines with white wood and smooth usually light grey bark when young; especially the eastern white pine	a coniferous tree
soft white wood of white pine trees	straight-grained durable and often resinous white to yellowish timber of any of numerous trees of the genus Pinus

white pine (verb)	pine (verb)
	have a desire for something or someone who is not present