octingenary /ok-tin-jēˈnə-ri/ or octingentenary /-jen-tēˈnə-ri/

An eight-hundredth anniversary

• predeceasing
• predecessor
• predecessors
• predefine
• predefined
• predefines
• predefining
• predefinition
• predefinitions
• predella
• predellas
• predentate
• predesign
• predesignate
• predesignated
• predesignates
• predesignating
• predesignation
• predesignations
• predesignatory
• predesigned
• predesigning
• predesigns
• predestinarian
• predestinarianism