degree vs moderateness

degree and moderateness both are nouns.

Word	Noun	Adjective	Verb	Adverb
degree	Yes	No	No	No
moderateness	Yes	No	No	No

As nouns, moderateness is a hyponym of degree; that is, moderateness is a word with a more specific, narrower meaning than degree:

degree (noun)	moderateness (noun)
a position on a scale of intensity or amount or quality	quality of being moderate and avoiding extremes
the seriousness of something (e.g., a burn or crime)	the property of being moderate in price or expenditures
the highest power of a term or variable
an award conferred by a college or university signifying that the recipient has satisfactorily completed a course of study
a measure for arcs and angles
a unit of temperature on a specified scale
a specific identifiable position in a continuum or series or especially in a process