uncivilised vs uncivilized

uncivilised and uncivilized both are adjectives.

Word	Noun	Adjective	Verb	Adverb
uncivilised	No	Yes	No	No
uncivilized	No	Yes	No	No

As adjectives, uncivilised and uncivilized are synonyms defined as:

Other synonyms of uncivilised include barbarian, barbaric, savage, wild.

uncivilised (adjective)	uncivilized (adjective)
without civilizing influences	without civilizing influences