saturnalian (of or relating to saturnalia)
1saturnalian — | ̷ ̷ ̷ ̷|nālyən, lēən adjective 1. usually capitalized : of or relating to the ancient Roman Saturnalia 2. often capitalized : characterized by unrestrained emotion or licentious indulgence : orgiastic feast days with their … games and… …
2Saturnalia — [ˌsatə neɪlɪə] noun [treated as sing. or plural] the ancient Roman festival of Saturn in December, a period of unrestrained merrymaking. ↘(saturnalia) an occasion of wild revelry. Derivatives saturnalian adjective Origin L., lit. matters relating …