PCS

*ḥlm - to become healthy, mature (SED I 291)

Probably a semantic development ‘to become healthy, mature’ < ‘to attain puberty’ < ‘to have nocturnal ejaculations’?

PWS
*ḥlm - to dream; have nocturnal ejaculations when dreaming (SED I No. 25ᵥ; HALOT 320)
There is no trace of *ḥlm ‘to dream’ in Akkadian, where the nominal concept “dream” is expressed by šuttu, a secondary formation from PS *šin-at- ‘sleep (Kogan 2015: 83)

Ugaritic
ḥlm - fully grown, mature animal (DUL 361)
Hebrew
ḥlm - to become strong (animals) (HALOT 320)
Hebrew
ḥlm - (hip.) to restore to health (HALOT 320)
Syriac
ḥallīmā - healthy, strong (LSyr. 235, SL 457)
Syriac
ḥlīmā - sound, healthy person (LSyr. 234, SL 456)
Mandaic
hlm - (ethpa.) to be healthy, to recover health, to be cured (MD 149)
Turoyo
ḥlimo - dick, steif, tief (Stimme) (thick, stiff, deep (voice) (RW 240)
Arabic
ḥlm - V. to become fat (Lane 632)
Arabic
ḥalīm- - forbearing, clement; fat (camel) (BK 1 483, Lane 633)