modestness vs reasonableness

modestness and reasonableness both are nouns.

Word	Noun	Adjective	Verb	Adverb
modestness	Yes	No	No	No
reasonableness	Yes	No	No	No

As nouns, modestness and reasonableness are synonyms defined as:

modestness and reasonableness: the property of being moderate in price or expenditures

Other synonyms of modestness include moderateness.

modestness (noun)	reasonableness (noun)
the property of being moderate in price or expenditures	goodness of reason and judgment
freedom from vanity or conceit	moderation in expectations
	the property of being moderate in price or expenditures
	the quality of being plausible or acceptable to a reasonable person
	the state of having good sense and sound judgment