incendiary vs inflammatory

incendiary is a noun but inflammatory is not a noun.

Word	Noun	Adjective	Verb	Adverb
incendiary	Yes	Yes	No	No
inflammatory	No	Yes	No	No

As adjectives, incendiary and inflammatory are synonyms defined as:

Other synonyms of incendiary include incitive, instigative, rabble-rousing, seditious.

incendiary (noun)	inflammatory (noun)
a bomb that is designed to start fires; is most effective against flammable targets (such as fuel)
a criminal who illegally sets fire to property

incendiary (adjective)	inflammatory (adjective)
involving deliberate burning of property	arousing to action or rebellion
capable of catching fire spontaneously or causing fires or burning readily	characterized or caused by inflammation
arousing to action or rebellion