noncivilized vs noncivilised

noncivilized and noncivilised both are adjectives.

Word	Noun	Adjective	Verb	Adverb
noncivilized	No	Yes	No	No
noncivilised	No	Yes	No	No

As adjectives, noncivilized and noncivilised are synonyms defined as:

noncivilized and noncivilised: not having a high state of culture and social development

noncivilized (adjective)	noncivilised (adjective)
not having a high state of culture and social development	not having a high state of culture and social development