spud vs sprout

spud and sprout both are nouns.

Word	Noun	Adjective	Verb	Adverb
spud	Yes	No	Yes	No
sprout	Yes	No	Yes	No

As verbs, spud and sprout are synonyms defined as:

Other synonyms of spud include bourgeon, burgeon forth, germinate, pullulate, shoot.

spud (noun)	sprout (noun)
a sharp hand shovel for digging out roots and weeds	a newly grown bud (especially from a germinating seed)
an edible tuber native to South America; a staple food of Ireland	any new growth of a plant such as a new branch or a bud

spud (verb)	sprout (verb)
produce buds, branches, or germinate	put forth and grow sprouts or shoots
initiate drilling operations, as for petroleum	produce buds, branches, or germinate