PWS

*dkk - to smash, to crush (EDA II)

Originally a biconsonantal element, which in WS is also attested as *dwk and *dky. See also Akk. dâku 'to kilľ.

Ugaritic
dak - oppressed, miserable (HALOT 221)
Ugaritic
dkk - to pound, to grind (DUL 267)
Jewish Palestinian Aramaic
dkk - to crush (DJPA 149)
Arabic
dkk - to break, to crush (Lane 898)
Tigre
däkkä - to rub, to grind (WTS 535)
Harari
däx āšä - to hit on the head with a stick or stone and draw blood (EDH 55)
Mehri
dək - to knock (ML 68)
Jibbali
dekk - to bump (against); to bang a hole in (JL 37)