leaf bud vs bud

leaf bud and bud both are nouns.

Word	Noun	Adjective	Verb	Adverb
leaf bud	Yes	No	No	No
bud	Yes	No	Yes	No

As nouns, bud is a hypernym of leaf bud; that is, bud is a word with a broader meaning than leaf bud:

leaf bud: a bud from which leaves (but not flowers) develop
bud: a swelling on a plant stem consisting of overlapping immature leaves or petals

leaf bud (noun)	bud (noun)
a bud from which leaves (but not flowers) develop	a swelling on a plant stem consisting of overlapping immature leaves or petals
	a partially opened flower

leaf bud (verb)	bud (verb)
	develop buds
	start to grow or develop