Where does “*kawaʀ” come from?

*kawaʀ (Proto-Oceanic) comes from Proto-Oceanic *wakaʀ, from Proto-Malayo-Polynesian *wakaʀ.

Ancestry of “*kawaʀ”, step by step

Step	Language	Word	Meaning
1	Proto-Oceanic	*wakaʀ	—
2	Proto-Malayo-Polynesian	*wakaʀ	—