vapor vs vaporisation

vapor and vaporisation both are nouns.

Word	Noun	Adjective	Verb	Adverb
vapor	Yes	No	No	No
vaporisation	Yes	No	No	No

As nouns, vapor and vaporisation are synonyms defined as:

Other synonyms of vapor include evaporation, vaporization, vapour.

vapor (noun)	vaporisation (noun)
the process of becoming a vapor	annihilation by vaporizing something
a visible suspension in the air of particles of some substance	the process of becoming a vapor