effortfulness effortful • effortless · · · Info · Definitions · Antonyms · Characters · · effortfulness · · Text Latin · · Script 13 · · Length 4 · · Syllables Definitions · · · (noun) the quality of requiring deliberate effort. · · Noun Definition 1 Antonyms · · · effortlessness · · Antonym 0 Characters · · e latin small letter e U+0065 f latin small letter f U+0066 l latin small letter l U+006C n latin small letter n U+006E o latin small letter o U+006F r latin small letter r U+0072 s latin small letter s U+0073 t latin small letter t U+0074 u latin small letter u U+0075