PC

*dbr - to speak (BDB 180, HALOT 210, DRS 214‒215, Schmidt 1978: 94‒95, Kogan 2015: 288)

Arb dabbara - ‘to consider, forecast the results of the affair’ is hardly directly connected

Ugaritic
dbr - to say (DUL 264)
Phoenician
dbr - to speak (DNWSI 238‒239)
Phoenician
dbr - word (DNWSI 238‒239)
Hebrew
dbr - to speak (HALOT 210‒211)
Hebrew
dābār - word, matter (HALOT 210‒211)
Deir Alla
dbr - word; he spoke (DNWSI 239; Hackett 1984:30)
II:17 l-dˁt spr dbr l-ˁmh ‘a strong Canaanite-linking isogloss’ (Kogan 2015: 421)
Official Aramaic
dbr - word, matter (DNWSI 239; HALOT 1848)
only in the fixed expression ˁl dbr ‘concerning, with regard to’, “from Canaanite formal language, as used in bureocracy” (HALOT 1848)