promptness promptly • promptress · · · Info · Definitions · Synonyms · Characters · · promptness · · Text Latin · · Script 10 · · Length Definitions · · · (noun) the characteristic of doing things without delay. Synonyms: promptitude. · · Noun Definition 1 (noun) the quality or habit of adhering to an appointed time. Synonyms: punctuality. · · Noun Definition 2 Synonyms · · · promptitude · · Synonym 1 punctuality · · Synonym 2 Characters · · e latin small letter e U+0065 m latin small letter m U+006D n latin small letter n U+006E o latin small letter o U+006F p latin small letter p U+0070 r latin small letter r U+0072 s latin small letter s U+0073 t latin small letter t U+0074