The lexical pair of Akkadian ṭarfāˀ-, but the data are insufficient for a reliable reconstruction. Possibly an Akkadian-Arabic borrowing, though without an Aramaic intermediary (Kogan 2012a:906, Kogan–Krebernik 2021a:392).
Akkadian
ṭēmu - thought, reason, plan
(CAD Ṭ 85, AHw. 1385)