From Wiktionary, the free dictionary
From Proto-Austronesian *baʀah (“ember; glowing coal”).
vara'a
- charcoal
kani'i vara'ana aruamia cumapa papa'a arinaani.- These charcoals are used for grilling meat today.
'ukuhlucu tavuana ausi malicʉcʉ vara'a.- A crow's fur is as black as charcoal.