panegyris
/paˈniːdʒɪrɪs/ /paˈnɛdʒɪrɪs/ /ˌpanəˈdʒɪrɪs/noun
Chiefly Greek History. A general assembly; especially a festival in honour of a god.
Origin
Mid 17th century (in an earlier sense). From (i) classical Latin panēgyris festival (on a 2nd-cent. inscription), in post-classical Latin also general assembly, laudatory speech.