vaporizable vs vapourisable

vaporizable and vapourisable both are adjectives.

Word	Noun	Adjective	Verb	Adverb
vaporizable	No	Yes	No	No
vapourisable	No	Yes	No	No

As adjectives, vaporizable and vapourisable are synonyms defined as:

vaporizable and vapourisable: (used of substances) capable of being volatilized

Other synonyms of vaporizable include evaporable, vaporific, vapourific, volatilisable, volatilizable.

vaporizable (adjective)	vapourisable (adjective)
(used of substances) capable of being volatilized	(used of substances) capable of being volatilized