Latin word tractare comes from Proto-Indo-European *tragʰ-, and later Latin tractus (Drawing, dragging, hauling, pulling.)

Detailed word origin of tractare

Dictionary entry	Language	Definition
*tragʰ-	Proto-Indo-European (ine-pro)
traho	Latin (lat)	(by extension) I attract the support of, win over.. (figuratively) I attract, draw (someone; their attention). I drag.. I draw out, prolong.. I extract, withdraw.. I plunder, squander.. I trail.
tractus	Latin (lat)	Drawing, dragging, hauling, pulling.

Words with the same origin as tractare