Reconstruction:Proto-Japonic/etu

This Proto-Japonic entry contains reconstructed terms and roots. As such, the term(s) in this entry are not directly attested, but are hypothesized to have existed based on comparative evidence.

This Proto-Japonic entry contains original research. The reconstruction in this entry is based on published research, but the specific form presented here is not found in prior works.

Possibly cognate with Goguryeo 于次 (ucha).

*etu

1. five

• Old Japanese: 五 (itu)
  • Japanese: 五 (itsu)
• Proto-Ryukyuan: *etu
  • Northern Ryukyuan:
    • Kikai: 五 (itsu)
    • Kunigami: 五 (hichi)
    • Northern Amami Ōshima: 五 (itsï)
    • Okinawan: 五 (ichi)
    • Okinoerabu: 五 (ichi)
    • Southern Amami Ōshima: 五 (itï)
    • Tokunoshima: 五 (itsï)
    • Yoron: 五 (ichi)
  • Southern Ryukyuan:
    • Miyako: 五 (itsï)
    • Yaeyama: 五 (itsï)
    • Yonaguni: 五 (ichi)

*etu

1. when

• Old Japanese: 何時 (itu)
  • Japanese: 何時 (itsu)
• Proto-Ryukyuan: *etu
  • Northern Ryukyuan:
    • Kikai: 何時 (itsu)
    • Kunigami: 何時 (hichī)
    • Northern Amami Ōshima: 何時 (itsï)
    • Okinawan: 何時 (ichi)
    • Okinoerabu: 何時 (ichī)
    • Southern Amami Ōshima: 何時 (ichi, itī, it)
    • Tokunoshima: 何時 (itsïï)
    • Yoron: 何時 (ichi)
  • Southern Ryukyuan:
    • Miyako: 何時 (itsï)
    • Yaeyama: 何時 (itsï)
    • Yonaguni: 何時 (ichi)