upper berth upper balcony • upper bound · · · Info · Definitions · Synonyms · Characters · · upper berth · · Text Common · · Latin · · Scripts 11 · · Length 3 · · Syllables Definitions · · · (noun) the higher of two berths. Synonyms: upper berth, upper. · · Noun Definition 1 Synonyms · · · upper · · Synonym 1 Characters · · space U+0020 b latin small letter b U+0062 e latin small letter e U+0065 h latin small letter h U+0068 p latin small letter p U+0070 r latin small letter r U+0072 t latin small letter t U+0074 u latin small letter u U+0075