Var. azaˀillu (late).
The identification of a. with Lynx chaus is proposed in Landsberger 1934 87 and Salonen 1976 186.
Var. ḫazû, asû.
In AHw. 92 translated as ‘seufzen, jappen’.
Attested once in Malku, equated to Akk. mû “water”.
No definitive etymology can be suggested.