mash vs speak

mash is a noun but speak is not a noun.

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

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

Other hypernyms of mash include talk.

mash (noun)	speak (noun)
mixture of ground animal feeds
a mixture of mashed malt grains and hot water; used in brewing

mash (verb)	speak (verb)
reduce to small pieces or particles by pounding or abrading	express in speech
talk or behave amorously, without serious intentions	exchange thoughts; talk with
to compress with violence, out of natural shape or condition	use language
	give a speech to
	make a characteristic or natural sound