conc▪ †[v2] : According to Ehret1995#285, Ar ǧardala ‘to stumble, fall’ represents an extension in “durative” *-d and “finitive” *-l from a bi-consonantal “pre-Proto-Semitic” root *GR-‘to go down’ < AfrAs *-GǏR- ‘to sit’. – Other extensions from the same pre-protSem root: ↗ǦRː (ǦRR), ↗ǦRBZ, ↗ǦRṮM, ↗ǦRǦM, ↗ǦRFS .