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

• piggybacking
• piggyback plant
• piggybacks
• piggy bank
• piggy banks
• piggy-in-the-middle
• pigheaded
• pigheadedly
• pigheadedness
• pigheadednesses
• pig-herd
• pig-herds
• pight
• pightle
• pightles
• pig-ignorant
• pig-in-the-middle
• pig iron
• pig irons
• pig it
• pig-jump
• pig-jumped
• pig-jumping
• pig-jumps
• pig Latin