mutableness mutable • mutably · · · Info · Definitions · Synonyms · Antonyms · Characters · · mutableness · · Text Latin · · Script 11 · · Length Definitions · · · (noun) the quality of being capable of mutation. Synonyms: mutability. · · Noun Definition 1 Synonyms · · · mutability · · Synonym 1 Antonyms · · · immutability · · Antonym 0 immutableness · · Antonym 1 fixity · · Antonym 2 Characters · · a latin small letter a U+0061 b latin small letter b U+0062 e latin small letter e U+0065 l latin small letter l U+006C m latin small letter m U+006D n latin small letter n U+006E s latin small letter s U+0073 t latin small letter t U+0074 u latin small letter u U+0075