systematisation vs systematization

systematisation and systematization both are nouns.

Word	Noun	Adjective	Verb	Adverb
systematisation	Yes	No	No	No
systematization	Yes	No	No	No

As nouns, systematisation and systematization are synonyms defined as:

systematisation and systematization: systematic organization; the act of organizing something according to a system or a rationale

Other synonyms of systematisation include rationalisation, rationalization.

systematisation (noun)	systematization (noun)
systematic organization; the act of organizing something according to a system or a rationale	systematic organization; the act of organizing something according to a system or a rationale