talk vs intercommunicate

talk is a noun but intercommunicate is not a noun.

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

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

Other hypernyms of talk include communicate.

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

Other hypernyms of talk include communicate.

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

Other hypernyms of talk include communicate.

talk (noun)	intercommunicate (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')

talk (verb)	intercommunicate (verb)
express in speech	transmit thoughts or feelings
exchange thoughts; talk with	be interconnected, afford passage
reveal information
use language
deliver a lecture or talk
divulge confidential information or secrets