encaenia
From LSJ
Latin > English (Lewis & Short)
encaenĭa: ōrum, n., = ἐγκαίνια, τά,
I a consecration or dedication festival, Aug. in Joann. 84 (cf. Spald. ad Quint. 7, 2, 33); Petr. S. 35, 7.—Hence,>
Latin > French (Gaffiot 2016)
encænĭa, ōrum, n. (ἐγκαίνια), fête de dédicace [d’un temple] : Aug. Ev. Joann. 48, 2.