inventiveness inventively • inventor · · · Info · Definitions · Synonyms · Characters · · inventiveness · · Text Latin · · Script 13 · · Length Definitions · · · (noun) the power of creative imagination. Synonyms: ingeniousness, ingenuity, cleverness. · · Noun Definition 1 Synonyms · · · ingeniousness · · Synonym 1 ingenuity · · Synonym 2 cleverness · · Synonym 3 Characters · · e latin small letter e U+0065 i latin small letter i U+0069 n latin small letter n U+006E s latin small letter s U+0073 t latin small letter t U+0074 v latin small letter v U+0076