Word parts creative + -ness Pronunciation (UK) IPA (key): /kriˈeɪtɪvnəs/ (US) IPA (key): /kriˈeɪtɪvnəs/ or /-ɾəv-/ Hyphenation: cre‧at‧ive‧ness Noun Singular creativeness Plural none The creativeness of a person is defined as how creative the person is.Wikiwand - on Seamless Wikipedia browsing. On steroids.