Parsing inflected forms may not always work as expected. If the following does not give the correct word, try Latin Words or Perseus.
euhoe (dissyl.; also, euoe; less correctly, ēvoe; cf. Lach. ad Lucr. 5, 743), interj., = εὐοῖ, a shout of joy at the festivals of Bacchus: euhoe Bacche, Plaut. Men. 5, 2, 82; Ov. A. A. 1, 563; Cat. 64, 255; Verg. A. 7, 389; Hor. C. 2, 19, 5 and 7; cf.: euhan euhoe euhoe euhius, Enn. Tr. 150.
ēvoe, v. euhoe.