Parsing inflected forms may not always work as expected. If the following does not give the correct word, try Latin Words or Perseus.
rĕmūnĕrātĭo, ōnis, f. [remuneror], a repaying, recompense, reward, remuneration (Ciceron.): expeditior et celerior remuneratio, Cic. Off. 2, 20, 69: benevolentiae, id. Lael. 14, 49: officiorum, id. Inv. 2, 22, 66: RAT. S. R., i. e. rationalis sacrarum remunerationum, Inscr. Orell. 1090: SANCTARVM REMVNERATIONVM PER TRIENNIVM COMES, ib. 1140.