judder /judˈər/

1. A strong vibration in an aircraft or other mechanical apparatus
2. An intense, jerking motion
3. In singing, a vibratory effect produced by alternations of greater or less intensity of sound

To shake or vibrate

• trothing
• trothless
• trothplight
• trothplighted
• trothplighting
• trothplights
• troth ring
• troth rings
• troths
• trotline
• trotlines
• trot out
• trots
• Trots
• Trotskyism
• Trotskyist
• Trotskyite
• trotted
• trotter
• trotters
• trotting
• trottings
• trottoir
• trottoirs
• trotyl