Syllable division derived from spelling — this word is not in the pronouncing dictionary, so no phonetic transcription is shown rather than a guessed one.
modestness is a noun meaning "the property of being moderate in price or expenditures". It carries 2 recorded senses.
the property of being moderate in price or expenditures
“the store is famous for the reasonableness of its prices”
“the modestness of the living standards here becomes obvious immediately”
Forms marked · are formed by the regular rule rather than recorded in the source data. English keeps a few hundred irregulars and the rest follow the pattern, so the rule is right far more often than not — but it is a rule, and the mark says so.
Definitions, synonyms and semantic relations for modestness come from Princeton University’s WordNet. Commonness is measured against a corpus of everyday English. Full sources and licences.