equalisation vs equalization

equalisation and equalization both are nouns.

Word	Noun	Adjective	Verb	Adverb
equalisation	Yes	No	No	No
equalization	Yes	No	No	No

As nouns, equalisation and equalization are synonyms defined as:

Other synonyms of equalisation include leveling.

equalisation (noun)	equalization (noun)
the act of making equal or uniform	the act of making equal or uniform