decade /dekˈād, di-kādˈ, dekˈəd/ or (obsolete) decad /-ad/

1. A series of ten years
2. Any group or series of ten

• rooked
• rookeries
• rookery
• rookie
• rookier
• rookies
• rookiest
• rooking
• rookish
• rooks
• rooky
• room
• room-divider
• room-dividers
• roomed
• roomer
• roomers
• roomette
• roomettes
• room-fellow
• room-fellows
• roomful
• roomfuls
• roomie
• roomier