Used when feeling deeply moved or sighing: ah, oh, aww, alas · Indicating surprise: wow, oh, oh my God · Used to muster energy before a battle: Charge!; Fight!; let's go
köken: Reduplication of 아 (a, “ah”, interjection).
köken: From Proto-Polynesian *kakaha (“to burn”), from Proto-Polynesian *kaha (“to burn”). Cognates include Māori kakā, Tongan kakaha, and Samoan ʻaʻasa. Compare also Māori kā and Rapa Nui kā. Doublet of ʻā.