Lewis & Short

compŏtĭo (conp-), īvi, ītum, 4, v. a. [compos], to make partaker of (only anteand post- class.); constr. with acc. pers. and abl. or gen. rei.

      1. a. Act.: me piscatu novo, Plaut. Rud. 4, 2, 6: aliquem praedae, App. de Deo Socr. prol. p. 366, 20: aliquem voti, id. M. 11, p. 267, 34.
      2. b. Pass., to become partaker of, to obtain, become master of: locis, Plaut. Rud. 1, 3, 22 (i. e. to come into; cf. the same, v. 7: laborem hunc potiri): visu, auditu ejus, Tert. adv. Valent. 11.