Choeroboscus' wording is incomplete, as he provides only the first etymon and drops the second one. Compositional etymology, by which ἑορτή is the time when people "rush to (ὀρούω) the good (ἑόν). The etymology is complete in other sources. The first member is ἠΰς, ἐΰς "good", an old adjective no longer used in Greek, of which Choeroboscus' ἑόν is a thematicized form. The latter arose from an erroneous interpretation of Il. 24.292 αἴτει δ’ οἰωνὸν ἑὸν ἄγγελον, for which the vulgate has αἴτει δ’ οἰωνὸν ταχὺν ἄγγελον. The line with ἑόν was copied from Il. 24.296 εἰ δέ τοι οὐ δώσει ἑὸν ἄγγελον εὐρύοπα Ζεύς, in which ἑόν is the possessive adjective "his messenger". However, in Il. 24.292 αἴτει δ’ οἰωνὸν ἑὸν ἄγγελον the word cannot be the possessive adjective, therefore, it was interpreted by some as meaning "good", a variant of ἐΰς. The latter interpretation is reported in Apollonius' Lexicon homericum, and by Greek grammarians (Dicaearchus, Apollonius Dyscolus). Choeroboscus uses this adjective (which is in fact a ghost) in his etymology, to provide the initial /e/