territorialisation vs territorialization

territorialisation and territorialization both are nouns.

Word	Noun	Adjective	Verb	Adverb
territorialisation	Yes	No	No	No
territorialization	Yes	No	No	No

As nouns, territorialisation and territorialization are synonyms defined as:

territorialisation and territorialization: the act of organizing as a territory

territorialisation (noun)	territorialization (noun)
the act of organizing as a territory	the act of organizing as a territory