sexennial /sek-senˈyəl or -senˈi-əl/

1. Lasting six years
2. Recurring every six years

• bellarmines
• Bellatrix
• bell beaker
• bell beakers
• bellbind
• bellbinds
• bellbird
• bellbirds
• bell, book and candle
• bell-bottomed
• bell-bottoms
• bellboy
• bellboys
• bell buoy
• bell buoys
• bellcote
• bellcotes
• bell crank
• bell cranks
• belle
• belle amie
• belle assemblée
• belled
• belle-de-nuit
• belle laide