Proto-Japonic[edit]
Etymology[edit]
From stem *pika, cognate with modern ぴかぴか (pikapika), + *ru (verb suffix). Most likely cognate with *pi (“sun”).
Possibly cognate with Korean 빛 (bit).
*pikaru (infinitive *pikari)
- to shine, glitter
Derived terms[edit]
Descendants[edit]
- Old Japanese: 光 (pikaru)
- Proto-Ryukyuan: *pikari
- Northern Ryukyuan:
- Kikai: 光ゆい (pikayui)
- Kunigami: 光ーるん (pikārun)
- Northern Amami-Oshima: 光るり (hikyaruri)
- Okinawan: 光ゆん (fichayun)
- Oki-No-Erabu: 光ゆん (hikayun)
- Southern Amami-Oshima: 光ーゆむっ (hikāyum, hikyāyum)
- Toku-No-Shima: 光り (sïkyari), 光りぃ (sïkyarï)
- Yoron: 光ゆん (pichayun)
- Southern Ryukyuan:
- Miyako: 光ーㇲ゙ (psïkāz)
- Yaeyama: 光るん (pïkarun)
- Yonaguni: 光るん (hikarun)