PWS

*pgˁ - to touch; to fall upon somebody, to attack (EDA I 150)

Hebrew
pgˁ - to meet someone; to fall upon someone, to assault someone (HALOT 910)
Syriac
pgˁ - to meet; to touch; to happen, befall (LSyr. 556, SL 1154)
Arabic
fǯˁ - to pain, to afflict, to distress (Lane 2342)
Mehri
fōga - to become afraid (ML 88)

Probably related.

Jibbali
fégaˁ - to be terrified (JL 53)

Probably related.