excess vs immoderation

excess and immoderation both are nouns.

Word	Noun	Adjective	Verb	Adverb
excess	Yes	Yes	No	No
immoderation	Yes	No	No	No

As nouns, immoderation is a hypernym of excess; that is, immoderation is a word with a broader meaning than excess:

excess: immoderation as a consequence of going beyond sufficient or permitted limits
immoderation: the quality of being excessive and lacking in moderation

Other hypernyms of excess include immoderateness.

excess (noun)	immoderation (noun)
excessive indulgence	the quality of being excessive and lacking in moderation
immoderation as a consequence of going beyond sufficient or permitted limits
a quantity much larger than is needed
the state of being more than full

excess (adjective)	immoderation (adjective)
more than is needed, desired, or required