verbalise vs talk

verbalise is not a noun while talk is a noun.

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

As verbs, verbalise and talk are synonyms defined as:

Other synonyms of verbalise include mouth, speak, utter, verbalize.

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

Other hypernyms of verbalise include mouth, speak, utter, verbalise, verbalize.

verbalise (noun)	talk (noun)
	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')

verbalise (verb)	talk (verb)
convert into a verb	express in speech
express in speech	exchange thoughts; talk with
be verbose	reveal information
articulate; either verbally or with a cry, shout, or noise	use language
	deliver a lecture or talk
	divulge confidential information or secrets