From Wiktionary, the free dictionary
*kapa
- source of freshwater
- Old Japanese: 河 (kapa, “river”)
- Proto-Ryukyuan: *kawa (“spring, well”)
- Northern Ryukyuan:
- Kikai: 川 (hā)
- Kunigami: 川 (hā)
- Northern Amami Ōshima: 川 (xō)
- Okinawan: 川 (kā)
- Okinoerabu: 川 (hō)
- Southern Amami Ōshima: 川 (xō)
- Tokunoshima: 川 (xō)
- Yoron: 川 (kō)
- Southern Ryukyuan:
- Miyako: 川 (kā)
- Yaeyama: 川 (kā)
- Yonaguni: 川 (kā)
*kapa
- bark, hide, skin
- leather
- the side of something, the surface or covering of something
- Old Japanese: 皮, 革 (kapa, “hide, leather; bark”), 側 (kapa, “side”)
- Japanese: 皮, 革 (kawa, “hide, leather; bark}”), 側 (kawa, “side”)
- Proto-Ryukyuan: *kawa
- Northern Ryukyuan:
- Kikai: 皮, 革 (hā)
- Kunigami: 皮, 革 (hā)
- Northern Amami Ōshima: 皮, 革 (xō)
- Okinawan: 皮, 革 (kā)
- Okinoerabu: 皮, 革 (hō)
- Southern Amami Ōshima: 皮, 革 (xō)
- Tokunoshima: 皮, 革 (xo, xō)
- Yoron: 皮, 革 (hō)
- Southern Ryukyuan:
- Miyako: 皮, 革 (kā)
- Yaeyama: 皮, 革 (kā)
- Yonaguni: 皮, 革 (kā)