tin pest vs transmutation

tin pest and transmutation both are nouns.

Word	Noun	Adjective	Verb	Adverb
tin pest	Yes	No	No	No
transmutation	Yes	No	No	No

As nouns, transmutation is a hypernym of tin pest; that is, transmutation is a word with a broader meaning than tin pest:

tin pest: the transformation of ordinary white tin into powdery grey tin at very cold temperatures
transmutation: a qualitative change

Other hypernyms of tin pest include shift, transformation.

tin pest (noun)	transmutation (noun)
the transformation of ordinary white tin into powdery grey tin at very cold temperatures	an act that changes the form or character or substance of something
	a qualitative change
	(physics) the change of one chemical element into another (as by nuclear decay or radioactive bombardment)