Regulo® /regˈū-lō/

1. A thermostatic control system for gas ovens
2. Loosely (with a given numeral) one of the graded scale of temperatures on a gas oven (also without cap)

• penuchi
• penuchle
• penuchles
• penult
• penultima
• penultimas
• penultimate
• penultimates
• penults
• penumbra
• penumbral
• penumbras
• penumbrous
• penuries
• penurious
• penuriously
• penuriousness
• penuriousnesses
• penury
• pen-wiper
• pen-wipers
• penwoman
• peon
• peonage
• peonages