silvervine vs vine

silvervine and vine both are nouns.

Word	Noun	Adjective	Verb	Adverb
silvervine	Yes	No	No	No
vine	Yes	No	No	No

As nouns, vine is a hypernym of silvervine; that is, vine is a word with a broader meaning than silvervine:

silvervine: ornamental vine of eastern Asia having yellow edible fruit and leaves with silver-white markings
vine: a plant with a weak stem that derives support from climbing, twining, or creeping along a surface

silvervine (noun)	vine (noun)
ornamental vine of eastern Asia having yellow edible fruit and leaves with silver-white markings	a plant with a weak stem that derives support from climbing, twining, or creeping along a surface