Parsing inflected forms may not always work as expected. If the following does not give the correct word, try Latin Words or Perseus.
† īdōlēum or -īum, ii, n., = εἰδωλεῖον, an idol-temple, Tert. Cor. Mil. 10 med.; Hier. Ep. 22, 29: scanned īdŏlĭum, Prud. Apoth. 186; στεφ. 11, 52; Symm. 1, 612.
īdōlīum, ii, v. idoleum.