case-hardened caseharden • case-hardened steel · · · Info · Synonyms · Characters · · case-hardened · · Text Common · · Latin · · Scripts 13 · · Length 4 · · Syllables Synonyms · · · hardened · · Synonym 1 hard-boiled · · Synonym 2 Characters · · - hyphen-minus U+002D a latin small letter a U+0061 c latin small letter c U+0063 d latin small letter d U+0064 e latin small letter e U+0065 h latin small letter h U+0068 n latin small letter n U+006E r latin small letter r U+0072 s latin small letter s U+0073