cautionary vs protective

cautionary and protective both are adjectives.

Word	Noun	Adjective	Verb	Adverb
cautionary	No	Yes	No	No
protective	No	Yes	No	No

cautionary (adjective)	protective (adjective)
serving to warn	intended or adapted to afford protection of some kind
warding off	showing care
	(usually followed by `of') solicitously caring or mindful