nationalistic vs ultranationalistic

nationalistic and ultranationalistic both are adjectives.

Word	Noun	Adjective	Verb	Adverb
nationalistic	No	Yes	No	No
ultranationalistic	No	Yes	No	No

As adjectives, nationalistic and ultranationalistic are synonyms defined as:

Other synonyms of nationalistic include chauvinistic, flag-waving, jingoistic, superpatriotic.

nationalistic (adjective)	ultranationalistic (adjective)
devotion to the interests or culture of a particular nation including promoting the interests of one country over those of others	fanatically patriotic
fanatically patriotic