biennial /bī-enˈi-əl or -enˈyəl/

1. Lasting two years
2. Happening or appearing once in two years

1. A plant that flowers and fruits only in its second year, then dies
2. An event taking place or being celebrated every two years

• scurrilousnesses
• scurring
• scurriour
• scurriours
• scurry
• scurrying
• scurs
• scurvier
• scurvies
• scurviest
• scurvily
• scurviness
• scurvinesses
• scurvy
• scurvy grass
• scurvy grasses
• 'scuse
• scuse
• 'scuses
• scuses
• scut
• scuta
• scutage
• scutages
• scutal