Parsing inflected forms may not always work as expected. If the following does not give the correct word, try Latin Words or Perseus.
pervŏlĭto, āre, v. freq. n. [pervolo], to fly through or around, to flit about (poet.): per dissepta domorum, Lucr. 6, 952; 2, 346: omnia loca, Verg. A. 8, 24: tecta, Val. Fl. 4, 505.
Transf.: iter, to traverse repeatedly, Vitr. 9, 1, 8.