vaporous vs vaporific

vaporous and vaporific both are adjectives.

Word	Noun	Adjective	Verb	Adverb
vaporous	No	Yes	No	No
vaporific	No	Yes	No	No

As adjectives, vaporous and vaporific are synonyms defined as:

Other synonyms of vaporous include vaporish, vapourific, vapourish, vapourous.

vaporous (adjective)	vaporific (adjective)
filled with vapor	resembling or characteristic of vapor
resembling or characteristic of vapor	(used of substances) capable of being volatilized
so thin as to transmit light