Proto-MSA

*nḥy - to burn (Kogan 2015:541)

The origin is unknown.

Mehri
hə-nḥu - to burn (ML 293)
The difference between the meaning of this verb and the synonymous verb ḥrūḳ is not clear throughout MTO and MTjŠ (see Kogan 2015:491 for examples).
Jibbali
e-nḥé - to burn (JL 187)