truthfulness truthfully • truthify · · · Info · Definitions · Antonyms · Characters · · truthfulness · · Text Latin · · Script 12 · · Length Definitions · · · (noun) the quality of being truthful. · · Noun Definition 1 Antonyms · · · untruthfulness · · Antonym 0 Characters · · e latin small letter e U+0065 f latin small letter f U+0066 h latin small letter h U+0068 l latin small letter l U+006C n latin small letter n U+006E 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