bimillenary /bī-milˈi-nə-ri/

1. A period of 2000 years
2. A 2000th anniversary

1. Happening every 2000 years
2. Relating to a 2000th anniversary

• unseizable
• unseized
• unseldom
• unselective
• unself
• unselfconscious
• variolates
• variolating
• variolation
• variolations
• variolator
• variolators
• variole
• varioles
• variolite
• variolites
• variolitic
• varioloid
• varioloids
• variolous
• variometer
• variometers
• variorum
• variorums
• various