PS

*ˁapar- - soil; soft surface of the earth used for cultivation and as a building material (soil, dust) (Fronzaroli 1968: 270, 287; HALOT 861, Kogan 2011: 189; Kogan 2015: 530)

Proto-MSA
*ˁpr - to be red (Bulakh 2004: 274–276; Kogan 2011: 189, 199)

Akkadian
eperu - soil (CAD E 184, AHw. 222)
Ugaritic
ˁpr - soil (DUL 174)
Amarna Canaanite
ḫa-pa-ru, a-pa-ru - soil (EA 143: 11, 141: 4)
Hebrew
ˁāpār - soil (HALOT 861)
Syriac
ˁaprā - dust; earth, soil (LSyr. 539, SL 1124)
Arabic
ˁafar- - soil (Lane 2090)
Geez
ˀafar - soil (CDG 10)
most likely ab Amharism, cf. LLA 808
Tigre
ˁafär - soil (WTS 492)
Amharic
afär - soil (AED 1353)
Argobba
afär, ḥafär, ˁafär - earth, soil (Leslau 1997:189, AAD 309)
Harari
afär - clay, soil, earth (EDH 20)
Also in Ancient Harari afär (Wagner 1983:269), afar (Cerulli 1936:407)
Gafat
afärä - poussière, terre (Leslau 1956:172, Leslau 1945:141)
Gurage
afär - earth, soil, ground, country (EDG 21)
Mehri
átfər - to paw the soil (ML 14)
Jibbali
ˁɔ́fɔ́r - to dig (JL 8)