cypress tree vs conifer

cypress tree and conifer both are nouns.

Word	Noun	Adjective	Verb	Adverb
cypress tree	Yes	No	No	No
conifer	Yes	No	No	No

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

cypress tree: any of numerous evergreen conifers of the genus Cupressus of north temperate regions having dark scalelike leaves and rounded cones
conifer: any gymnospermous tree or shrub bearing cones

Other hypernyms of cypress tree include coniferous tree.

cypress tree (noun)	conifer (noun)
any of numerous evergreen conifers of the genus Cupressus of north temperate regions having dark scalelike leaves and rounded cones	any gymnospermous tree or shrub bearing cones