spiritualisation vs spiritualization

spiritualisation and spiritualization both are nouns.

Word	Noun	Adjective	Verb	Adverb
spiritualisation	Yes	No	No	No
spiritualization	Yes	No	No	No

As nouns, spiritualisation and spiritualization are synonyms defined as:

spiritualisation and spiritualization: the act of making something spiritual; infusing it with spiritual content

spiritualisation (noun)	spiritualization (noun)
the act of making something spiritual; infusing it with spiritual content	the act of making something spiritual; infusing it with spiritual content