Lewis & Short

aequĭpăro (better aequĭpĕr-; cf. Dietrich in Zeitschr. für vergl. Sprachf. 1, p. 550), āvi, ātum, 1, v. a. and n. [aequipar].

  1. I. Act., to put a thing on an equality with another thing, to compare, liken; with ad, cum, or dat.: suas virtutes ad tuas, Plaut. Mil. 1, 1, 11: aequiperata cum P fratre gloria, Cic. Mur. 14, 31: Jovis Solisque equis dictatorem, Liv. 5, 23: Hadrianus Numae aequiperandus, Frontin. Princ. Hist. p. 317 Rom.
  2. II. Neutr., to place one’s self on an equality with another in worth, to become equal to, to equal, come up to, attain to (cf. aequo and adaequo); constr. with dat., but more frequently with acc., and absol.
          1. (α) With dat.: nam si qui, quae eventura sunt, provideant, aequiperent Jovi, Pac. ap. Gell. 14, 1, 34.
          2. (β) With acc.: nemo est qui factis me aequiperare queat, Enn. ap. Cic. Tusc. 5, 17, 49 (Epigr. 8, p. 162 Vahl.): urbem dignitate, Nep. Them. 6, 1; so id. Alc. 11, 3; Liv. 37, 55: voce magistrum, Verg. E. 5, 48; Ov. P. 2, 5, 44.
          3. (γ) Absol., Pac. ap. Non. 307, 11.