cautionary vs exemplary

cautionary and exemplary both are adjectives.

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

As adjectives, cautionary and exemplary are synonyms defined as:

Other synonyms of cautionary include admonitory, monitory, warning.

cautionary (adjective)	exemplary (adjective)
serving to warn	serving to warn
warding off	being or serving as an illustration of a type
	worthy of imitation