Lewis & Short

Parsing inflected forms may not always work as expected. If the following does not give the correct word, try Latin Words or Perseus.

effrēnātus, a, um, Part. and P. a., from effreno.

ef-frēno or ecfr-, no perf., ātum, 1, v. a., to unbridle, let loose (very rare).
Poet. transf.: Vulturnum Effrenat, Sil. 9, 496.
Far more freq., effrēnātus, a, um, P. a.

  1. I. Unbridled, without a rein: equi, Liv. 40, 40, 5: equi velut effrenati passim incerto cursu feruntur, id. 37, 41, 10.
  2. II. Transf., ungoverned, unrestrained, unruly (a favorite word of Cicero): homines secundis rebus effrenatos tamquam in gyrum rationis duci oportere, Cic. Off. 1, 26, 90: populi soluti effrenatique, id. Rep. 1, 34; cf.: libido effrenata et indomita, id. Clu. 6; id. Verr. 2, 1, 24: cupiditas effrenata ac furiosa, id. Cat. 1, 10; and: mens effrenata atque praeceps, id. Cael. 15, 35; so, libertas, Liv. 34, 49 et saep.: insolentiă multitudo, Cic. Rep. 1, 42 fin.; cf. id. Tusc. 3, 5, 11: ferocia, id. ib. 5, 8: violentia, id. Phil. 12, 11: petulantia, Plin. Ep. 4, 25 fin.: mente, Vulg. 2 Macc. 13, 9 et saep.
    Comp.: vox (with libera), Cic. de Or. 3, 53 fin.: libido (Appii), Liv. 3, 50: iracundia, Quint. 9, 2, 3.
    Sup.: affectus, Sen. Ep. 88.
    Adv.: ef-frēnāte, unrestrainedly, violently, Cic. de Sen. 12, 39.
    Comp., id. Phil. 14, 9, 26.
    Sup. appears not to occur.