Parsing inflected forms may not always work as expected. If the following does not give the correct word, try Latin Words or Perseus.
* suffūsōrĭum, ii, n. [suffundo], a vessel for pouring, a pitcher, Hier. in Isa. 2, 4, 1; Vulg. Zach. 4, 12; cf.: suffusorium ἐπίχυσις, Gloss. Philox.