PS

*šlḳ - to boil, cook (Fronzaroli 1971: 626, 636; Kogan 2011: 242)

Akkadian
salāḳu - to boil, cook (CAD S 92, AHw. 1014)
Hebrew
šlḳ - to boil, cook (Jastrow 1588)
pB.
Syriac
šlḳ - to boil, cook (LSyr. 784, SL 1569)
Arabic
slq - to boil, cook (Lane 1410)
Tigrinya
šäläḳä - to be burned; to simmer (TED 806)
probably related