PS

*dam-, *ˀa-dam- - blood (SED I No. 50)

*ˀadam- with ˀa­- prefixed is reconstructed on the PS level.

Proto-MSA
*dVm- - pus (Kogan 2015: 551)
ousted from its original semantic slot by Proto-MSA *ḏVr(y)-

Akkadian
damu - blood (CAD D 75, AHw. 158)
Ugaritic
dm - blood (DUL 272)
Hebrew
dām - blood (HALOT 224)
Official Aramaic
dm - blood (DNWSI 251)
Jewish Palestinian Aramaic
ˀdm - blood (DJPA 35)
det. ˀdmh, ˀydmh
Christian Palestinian Aramaic
Samaritan
ˀdm - blood (DSA 188)
Jewish Babylonian Aramaic
dmā - blood (DJBA 340)
Syriac
dmā - blood (LSyr. 156, SL 307)
Mandaic
dma, zma, adma, ˁzma - blood (MD 111, 168)
While zma appears as variant of dma id. (MD 111), it represents the main term for 'blood' in Mnd.
Mlaḥso
dmo - Blut (blood) (Jastrow 1994 172)
Turoyo
admo - blut (blood) (RW 30)
Arabic
dam­- - blood (BK 1 736, Lane 916)
N. Yem. damm (Behnstedt 1992: 387), (same form in most Arb. dial., cf. Nöldeke 1910: 118).
Sabaic
dm - blood (SD 36)
Geez
dam - blood (CDG 133)
Tigre
däm, dämät - blood (WTS 514)
Tigrinya
däm - blood (TED 2067)
Amharic
däm - blood (AED 1716)
Harari
däm - blood (EDH 56)
Gurage
däm - blood (EDG 206)