redwood vs cypress

redwood and cypress both are nouns.

Word	Noun	Adjective	Verb	Adverb
redwood	Yes	No	No	No
cypress	Yes	No	No	No

As nouns, cypress is a hypernym of redwood; that is, cypress is a word with a broader meaning than redwood:

redwood: either of two huge coniferous California trees that reach a height of 300 feet; sometimes placed in the Taxodiaceae
cypress: any of numerous evergreen conifers of the genus Cupressus of north temperate regions having dark scalelike leaves and rounded cones

Other hypernyms of redwood include cypress tree.

As nouns, cypress is a hypernym of redwood; that is, cypress is a word with a broader meaning than redwood:

redwood: wood of either of two huge coniferous California trees that reach a height of 300 feet; sometimes placed in the Taxodiaceae
cypress: wood of any of various cypress trees especially of the genus Cupressus

redwood (noun)	cypress (noun)
the soft reddish wood of either of two species of sequoia trees	any of numerous evergreen conifers of the genus Cupressus of north temperate regions having dark scalelike leaves and rounded cones
either of two huge coniferous California trees that reach a height of 300 feet; sometimes placed in the Taxodiaceae	wood of any of various cypress trees especially of the genus Cupressus
wood of either of two huge coniferous California trees that reach a height of 300 feet; sometimes placed in the Taxodiaceae