For the comparison cf. Kogan 2015:336, with fn. 989.
Attested in South-Semitic area only. Meanings in Arb., Gez. and Soq. rather diverse; S. Eth. forms may be of a different origin.
Ugr. ḳmṣ also likely belongs to this root (Kogan 2015:336, with fn. 989).