PES

*ˁrḳ - to be naked (CDG 71, Kogan 2015: 453)

PWS

*ˁrḳ - to gnaw, to strip away (Kogan 2015: 453)

Geez

ˁarḳä - to be naked (CDG 71)

Tigre

ˁarḳä - to be naked (WTS 459)

Tigrinya

ˁaräḳä - to be naked (TED 1845)

Amharic

arräḳä - to be naked (AED 1148)

Zway

əndəraḳ - nakedness (EDG 59)

May be related, in spite of the enigmatic element ənd- (Kogan 2015: 453, note 1284).