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

• harness-makers
• harness race
• harness races
• harness racing
• harness-room
• harness-rooms
• harn-pan
• harn-pans
• harns
• haro
• haroset
• haroseth
• haroseths
• harosets
• harp
• harped
• harper
• harpers
• harpies
• harping
• exactments
• exactness
• exactnesses
• exactor
• exactors