PS

*ḫyl - to be in labour; have labour pains (SED I No. 33v)

Akkadian
ḫâlu - to be in labour (CAD Ḫ 55, AHw. 342)
Akkadian
ḫayyāltu - woman in labour (CAD Ḫ 32, AHw. 309)
Akkadian
ḫīlū - labour pains (CAD Ḫ 189, AHw. 346)
Ugaritic
ḫl - to writhe (with birth pains) (DUL 389)
Ugaritic
ḫllt - procreation childbirth (DUL 392)
Hebrew
ḥīl, ḥīlā - labour pains (HALOT 312)
Hebrew
ḥyl - to be in labour (HALOT 310)
Arabic
ḫyl - IV. avoir du lait (se dit d'une chamelle) (to have milk (said of a camel) (BK 1 657)
Related with a meaning shift?
Jibbali
maḫtél - unborn baby which dissapears in the womb for a long time before coming back (JL 310)