bluing vs chemical change

bluing and chemical change both are nouns.

Word	Noun	Adjective	Verb	Adverb
bluing	Yes	No	No	No
chemical change	Yes	No	No	No

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

bluing: a process that makes something blue (or bluish)
chemical change: (chemistry) any process determined by the atomic and molecular composition and structure of the substances involved

Other hypernyms of bluing include chemical action, chemical process.

bluing (noun)	chemical change (noun)
a process that makes something blue (or bluish)	(chemistry) any process determined by the atomic and molecular composition and structure of the substances involved
used to whiten laundry or hair or give it a bluish tinge