vulgarisation vs vulgarization

vulgarisation and vulgarization both are nouns.

Word	Noun	Adjective	Verb	Adverb
vulgarisation	Yes	No	No	No
vulgarization	Yes	No	No	No

As nouns, vulgarisation and vulgarization are synonyms defined as:

vulgarisation and vulgarization: the act of making something attractive to the general public

Other synonyms of vulgarisation include popularisation, popularization.

As nouns, vulgarisation and vulgarization are synonyms defined as:

vulgarisation and vulgarization: the act of rendering something coarse and unrefined

vulgarisation (noun)	vulgarization (noun)
the act of making something attractive to the general public	the act of making something attractive to the general public
the act of rendering something coarse and unrefined	the act of rendering something coarse and unrefined