interregnum /in-tər-regˈnəm/

1. The time between two reigns
2. The time between the cessation of one and the establishment of another government
3. Any breach of continuity in order, etc

• diamond snake
• diamond wedding
• diamond-wheel
• diamond-wheels
• diamorphine
• diamorphines
• diamyl
• Dian
• Diana
• Diana monkey
• Diana of the Ephesians
• Diana's tree
• Diandria
• diandries
• diandrous
• diandry
• Diane
• Dianetics
• dianodal
• dianoetic
• dianthus
• dianthuses
• diapase
• diapason
• diapasons