phonate vs speak

phonate and speak both are verbs.

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

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

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

phonate (verb)	speak (verb)
utter speech sounds	express in speech
	exchange thoughts; talk with
	use language
	give a speech to
	make a characteristic or natural sound