vaporization vs physical change

vaporization and physical change both are nouns.

Word	Noun	Adjective	Verb	Adverb
vaporization	Yes	No	No	No
physical change	Yes	No	No	No

As nouns, physical change is a hypernym of vaporization; that is, physical change is a word with a broader meaning than vaporization:

vaporization: the process of becoming a vapor
physical change: a change from one state (solid or liquid or gas) to another without a change in chemical composition

Other hypernyms of vaporization include phase change, phase transition, state change.

vaporization (noun)	physical change (noun)
annihilation by vaporizing something	a change from one state (solid or liquid or gas) to another without a change in chemical composition
the process of becoming a vapor