historical vs linguistic communication

historical is not a noun while linguistic communication is a noun.

Word	Noun	Adjective	Verb	Adverb
historical	No	Yes	No	No
linguistic communication	Yes	No	No	No

historical (noun)	linguistic communication (noun)
	a systematic means of communicating by the use of sounds or conventional symbols

historical (adjective)	linguistic communication (adjective)
used of the study of a phenomenon (especially language) as it changes through time
of or relating to the study of history
belonging to the past; of what is important or famous in the past
having once lived or existed or taken place in the real world as distinct from being legendary