actualization vs actualisation

actualization and actualisation both are nouns.

Word	Noun	Adjective	Verb	Adverb
actualization	Yes	No	No	No
actualisation	Yes	No	No	No

As nouns, actualization and actualisation are synonyms defined as:

actualization and actualisation: making real or giving the appearance of reality

Other synonyms of actualization include realisation, realization.

actualization (noun)	actualisation (noun)
making real or giving the appearance of reality	making real or giving the appearance of reality