Lewis & Short

com-partĭor, īri, v. dep., to divide something with one, to share: MVNERA CVM ALIQVO, Inscr. Orell. 4040: intellectum prudentiae sapientia compartietur, Vulg. Ecclus. 1, 24.
Pass.: compartiri altario, to be made partaker of, Aug. 2 Serm. Dom. 54.