*rgm - to speak affectively, to shout (Kogan 2015: 217‒218, 267)

Akkadian

ragāmu - to call; to prophesy; to summon; to lodge a claim, to sue (CAD R 62, AHw. 941)

Ugaritic

rgm - to say (DUL 733)

Arabic

rǯm - to revile, to utter evil speech; III. to plead in defense of someone (Lane 1047)

Geez

ragama - to curse, to insult (CDG 465)

Jibbali

s̃érégəm - to blame one another with harsh words (JL 207)