good-temperedness vs good-humouredness

good-temperedness and good-humouredness both are nouns.

Word	Noun	Adjective	Verb	Adverb
good-temperedness	Yes	No	No	No
good-humouredness	Yes	No	No	No

As nouns, good-temperedness and good-humouredness are synonyms defined as:

good-temperedness and good-humouredness: a cheerful willingness to be obliging

Other synonyms of good-temperedness include good-humoredness, good-naturedness.

good-temperedness (noun)	good-humouredness (noun)
a cheerful willingness to be obliging	a cheerful willingness to be obliging