Parsing inflected forms may not always work as expected. If the following does not give the correct word, try Latin Words or Perseus.
ex-prō̆bro, āvi, ātum, 1, v. a. [probrum], to make a matter of reproach, to cast in the teeth, to accuse of any thing; also to charge, upbraid, reproach a person with something (syn. obicere); constr. aliquid in aliqua re or alicui (class.): mos numquam fuit patri, ut exprobraret quod bonis faceret boni, Plaut. Am. prol. 47: odiosum sane genus hominum officia exprobrantium, etc., Cic. Lael. 20, 71: virtutem suam in Philippi bello, Liv. 37, 49, 2: suam quisque militiam, id. 2, 23, 11: vera, Tac. A. 1, 44: num casus bellicos tibi exprobrare aut obicere videor? to charge you with, Cic. Verr. 2, 5, 50, § 132: vitia adversariis (al. in adversariis), id. de Or. 2, 75, 305: fugam trepido amico, Ov. M. 13, 69: alicui de muliere, Nep. Epam. 5.
With an object-clause: pergin’ servum me exprobrare esse? Plaut. Capt. 3, 4, 59; so Liv. 2, 29, 6: quid exprobras bene quod fecisti, why make a fuss about, Plaut. Trin. 2, 2, 37.
Absol.: quor exprobras? Plaut. Most. 1, 3, 143 sq.: eadem verba mutata pronuntiatione indicant, affirmant, exprobrant, Quint. 11, 3, 176: est gratus jocus, qui minus exprobrat, quam potest, id. 6, 3, 94; 11, 3, 92; cf. id. 11, 3, 94.