philander vs speak

philander and speak both are verbs.

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

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

Other hypernyms of philander include talk.

philander (verb)	speak (verb)
talk or behave amorously, without serious intentions	express in speech
have amorous affairs; of men	exchange thoughts; talk with
	use language
	give a speech to
	make a characteristic or natural sound