Parsing inflected forms may not always work as expected. If the following does not give the correct word, try Latin Words or Perseus.
ante-sto or anti-sto, stĕti, 1, v. n., to stand before, only in a trop. signif., to excel, be superior to; with dat. or acc.; also absol., to distinguish one’s self, to be distinguished: brassica, quae omnibus holeribus antistat, Cato, R. R. 156: Crotoniatae omnibus corporum viribus et dignitatibus antestiterunt, Cic. Inv. 2, 12 B. and K.: quanto antestaret eloquentia innocentiae, Nep. Arist. 1, 2 Halm: virtute ceteris, Claud, Quadrig. ap. Gell. 9, 13: aliquem, Met. Numid. ap. Gell. 12, 9: Scandinavia magnitudine alias (insulas) antestat, Mel. 3, 6, 7: Herculis antistare si facta putabis, * Lucr. 5, 22 Lachm.
antisto, v. antesto.