PWS

*pw/ˀ/hḳ - to sob; have hiccups (SED I No. 58ᵥ)

Syriac
pwḳ - to hiccup (LSyr. 560, SL 1168)
Syriac
pwāḳtā - hiccup (LSyr. 560, SL 1169)
Arabic
fˀq - sangloter (to sob) (BK 2 529)
Arabic
fwq - to sob; to be about to pass forth (BK 2 647, Lane 246)
Arabic
fwq - II. pousser de fréquents hoquets (to hiccup frequently) (Dozy II 298)
Geez
fahaḳa - to have hiccups (CDG 156)
Amharic
afaḳä (caus. stem) - to sob, sigh, gasp (AED 2298)