Mandaic

mhambla - a convulsed labouring woman (MD 129)

Not distinguished from hbl, hmbl ‘to destroy’ [ibid.] (< *ḫbl).

PCS
*ḥbl - to be pregnant, conceive; to have labor pains (SED I No. 21v; Kogan 2015: 189; HALOT 286)
cf. SED I Nos. 110 and 21ᵥ for its possible connection with the MSA terms for umbilical cord (such as Mhr. ḥəblēt) and, perhaps, PS *ḥabl- ‘rope.