Parsing inflected forms may not always work as expected. If the following does not give the correct word, try Latin Words or Perseus.
immĕmŏrābĭlis (inm-), e, adj. [in-memorabilis] (ante-class.).
- I. Pass., unmentionable, indescribable = ἀδιήγητος: spurcidioi versus immemorabiles, i. e. unworthy to be mentioned, Plaut. Capt. prol. 56: spatium, Lucr. 6, 488.
- * II. Act., that will not tell any thing, speechless, silent: anus, Plaut. Cist. 2, 2, 3.