duffer¹ /dufˈər/

1. An unskilful or worthless person (informal)
2. A fogey, a useless old fellow (informal)
3. A counterfeit coin
4. An unproductive mine

• light-heartedly
• light-heartedness
• light heavyweight
• light-heeled
• light horse
• light horseman
• light horsemen
• light horses
• lighthouse
• lighthousekeeper
• lighthouseman
• lighthousemen
• lighthouses
• light industry
• light infantry
• lighting
• lightings
• lighting-up
• lighting-ups
• lighting-up time
• lighting-up times
• light into
• lightish
• light-legged
• lightless