interrex /inˈtər-reks/

1. Someone who rules during an interregnum
2. A regent

• perverseness
• perversenesses
• perverser
• perversest
• perversion
• perversions
• perversities
• perversity
• perversive
• pervert
• perverted
• perverter
• perverters
• pervertible
• perverting
• perverts
• perviate
• perviated
• perviates
• perviating
• pervicacies
• pervicacious
• pervicaciousness
• pervicacities
• pervicacity