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

• tach
• tache
• tacheometer
• tacheometers
• tacheometric
• tacheometrical
• tacheometries
• tacheometry
• taches
• tachinid
• Tachinidae
• tachinids
• tachism
• tachisme
• tachismes
• tachisms
• tachist
• tachiste
• tachistes
• tachistoscope
• tachistoscopes
• tachistoscopic
• tachistoscopically
• tachists
• tacho