Furbys start out speaking entirely Furbish , a language with short words , simple syllables , and various other sounds , but are programmed to speak less and less Furbish and more and more MISC@1 as they `` grow '' .

A newly bought Furby starts out speaking entirely Furbish , the unique language with short words , simple syllables , and various other sounds , that all MISC@2 use , but are programmed to speak less Furbish as they learn more MISC@1 as they `` grow '' .
