spout vs speak

spout is a noun but speak is not a noun.

Word	Noun	Adjective	Verb	Adverb
spout	Yes	No	Yes	No
speak	No	No	Yes	No

As verbs, speak is a hypernym of spout; that is, speak is a word with a broader meaning than spout:

Other hypernyms of spout include mouth, talk, utter, verbalise, verbalize.

spout (noun)	speak (noun)
an opening that allows the passage of liquids or grain

spout (verb)	speak (verb)
talk in a noisy, excited, or declamatory manner	express in speech
gush forth in a sudden stream or jet	exchange thoughts; talk with
	use language
	give a speech to
	make a characteristic or natural sound