Words

Arabic
ˀurbiyyat- - aine; racine de fémur (elder; femur root) (BK 1 814)
Arabic
ˀirbiyān- - locusta marina (BW 17, Lane 1024)
Arabic
ˀarḍ- - earth, land (Lane 48)
Arabic
ˀirḫ- - jeune taureau (young bull) (BK 1 23)
Arabic
ˀirāḫ- - antilope (Fr. I 25, TA 7 226)
Possibly related.
Arabic
ˀirḫat- - génisse (heifer) (BK 1 24)
Cf. also ˀarḫ-, ˀurḫiyy- id. (Fr. I 25, LA III 4).
Arabic
ˀrk - to keep in a place, to remain, to continue (Lane 50)
Arabic
ˀiram- - a sign of mark set up to show the way; stones set up as a sign to mark or show the way in the desert (Lane 51)

Compared with Akk. arammu and Proto-MSA *ˀarVm-/*ˀarm- (Kogan 2015:544)

Arabic
ˀarmalat- - widow (Lane 1160)
must be related with a mutation of sonorants
Arabic
ˀrn - mordre, saisir avec les dents (to bite, to grasp with teeth) (BK 1 27)
Possibly related.