ivy vs vine

ivy and vine both are nouns.

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

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

ivy: Old World vine with lobed evergreen leaves and black berrylike fruits
vine: a plant with a weak stem that derives support from climbing, twining, or creeping along a surface

ivy (noun)	vine (noun)
Old World vine with lobed evergreen leaves and black berrylike fruits	a plant with a weak stem that derives support from climbing, twining, or creeping along a surface