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

• mycetoma
• mycetomas
• mycetomata
• Mycetozoa
• mycetozoan
• mycetozoans
• myco-
• mycobacteria
• mycobacterium
• mycodomatia
• mycodomatium
• mycologic
• mycological
• mycologies
• mycologist
• mycologists
• mycology
• my conscience
• mycophagies
• mycophagist
• mycophagists
• mycophagy
• mycoplasma
• mycoplasmas
• mycoplasmata