narrative vs communicatory

narrative is a noun but communicatory is not a noun.

Word	Noun	Adjective	Verb	Adverb
narrative	Yes	Yes	No	No
communicatory	No	Yes	No	No

narrative (noun)	communicatory (noun)
a message that tells the particulars of an act or occurrence or course of events; presented in writing or drama or cinema or as a radio or television program

narrative (adjective)	communicatory (adjective)
consisting of or characterized by the telling of a story	able or tending to communicate