PS

*ḳy/wˀ - to vomit (SED I No. 39ᵥ; Kogan 2011: 231)

Akkadian
kâˀu - to spew, to vomit (CAD K 309, G 59, AHw. 284)
Var. gâˀu.
An unusual case of PS *ḳ- yielding k-/g- in Akk.
Hebrew
ḳyˀ - to spit, be sick; (hip.) to vomit something (HALOT 1096)
Arabic
qyˀ - to vomit (BK 2 844, Lane 2575)
Geez
ḳeˀa - to vomit (CDG 456)
Tigre
ḳäˀa - to vomit (WTS 255)
Amharic
ḳʷǝḳḳ alä - to break winds almost imperceptibly, to let a series of farts, to make a noise in vomiting (AED 761)
Note reduplication in the quasi-verbal element ḳʷǝḳḳ.
Mehri
ḳáwya - to vomit (ML 246)
Jibbali
ḳéˀ - to vomit (JL 156)
Harsusi
ḳéwya - to vomit (HL 80)
Soqotri
ḳe - to vomit (LS 370; CSOL I 597; CSOL II 521)