PCS

*ḥṭṭ - to be low(?) (Kogan 2015:374, note 1076)

Arabic + MSA

Arabic
ḥṭṭ - to put down, to make descend; to be low, to abate (Lane 592)
Mehri
ḥəṭ - to lay down (ML 191)
Jibbali
ḥeṭṭ - to descend (JL 119)