Proto-indo-european

"Proto-indo-european" in Japanese

インド・ヨーロッパ祖語

indo-yōroppa sogo

(ancestor language of most European and Indian languages)

印欧祖語

in'ō sogo

(ancestor language of most European and Indian languages)

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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.