systematization vs systematisation

systematization and systematisation both are nouns.

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

As nouns, systematization and systematisation are synonyms defined as:

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

Other synonyms of systematization include rationalisation, rationalization.

systematization (noun)	systematisation (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