tediousness tediously • tediousome · · · Info · Definitions · Synonyms · Characters · · tediousness · · Text Latin · · Script 11 · · Length Definitions · · · (noun) dullness owing to length or slowness. Synonyms: tedium, tiresomeness. · · Noun Definition 1 Synonyms · · · tedium · · Synonym 1 tiresomeness · · Synonym 2 Characters · · d latin small letter d U+0064 e latin small letter e U+0065 i latin small letter i U+0069 n latin small letter n U+006E o latin small letter o U+006F s latin small letter s U+0073 t latin small letter t U+0074 u latin small letter u U+0075