Catherine-wheel /kathˈ(ə-)rin-(h)wēl/

1. A rotating firework
2. A rose window (architecture)
3. A wheel set round with teeth (heraldry)
4. A sidewise somersault

• primers
• primes
• prime time
• prime-time
• prime times
• primeur
• primeurs
• primeval
• primeval atom
• primevally
• prime vertical
• primigenial
• primigravida
• primigravidae
• primigravidas
• primine
• primines
• priming
• priming-iron
• priming-irons
• priming-powder
• primings
• priming-wire
• primipara
• primiparae