pontificate vs talk

pontificate and talk both are nouns.

Word	Noun	Adjective	Verb	Adverb
pontificate	Yes	No	Yes	No
talk	Yes	No	Yes	No

As verbs, talk is a hypernym of pontificate; that is, talk is a word with a broader meaning than pontificate:

Other hypernyms of pontificate include speak.

pontificate (noun)	talk (noun)
the government of the Roman Catholic Church	the act of giving a talk to an audience
	an exchange of ideas via conversation
	idle gossip or rumor
	a speech that is open to the public
	discussion; (`talk about' is a less formal alternative for `discussion of')

pontificate (verb)	talk (verb)
talk in a dogmatic and pompous manner	express in speech
administer a pontifical office	exchange thoughts; talk with
	reveal information
	use language
	deliver a lecture or talk
	divulge confidential information or secrets