(Q85983533)
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Sitelinks
Wikipedia(4 entries)
- enwiki Pseudo-Koguryŏ
- frwiki Pseudo-koguryŏ
- idwiki Bahasa Pra-Koguryo
- kowiki 유사고구려어
Extinct hypothetical Peninsular Japonic language only attested by placenames sometimes considered to represent the Goguryeo language