golden mean vs moderation

golden mean and moderation both are nouns.

Word	Noun	Adjective	Verb	Adverb
golden mean	Yes	No	No	No
moderation	Yes	No	No	No

As nouns, moderation is a hypernym of golden mean; that is, moderation is a word with a broader meaning than golden mean:

Other hypernyms of golden mean include moderateness.

golden mean (noun)	moderation (noun)
the middle between extremes	the action of lessening in severity or intensity
the proportional relation between two divisions of line or two dimension of a plane figure such that short : long :: long : (short + long)	quality of being moderate and avoiding extremes
	the trait of avoiding excesses
	a change for the better