Parsing inflected forms may not always work as expected. If the following does not give the correct word, try Latin Words or Perseus.
† părăsĭōpēsis, is, f., = παρασιώπησις, a figure of rhetoric, where one says he will not speak of such and such a thing, but, in the very act of so doing, suggests it: parasiopesis: hoc est, cum aliquid nos reticere dicimus et tamen tacitum intellegitur, Rutil. Lup. Fig. Sent. 2, 11.