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

• telepheme
• telephemes
• telephone
• telephone answering machine
• telephone answering machines
• telephone banking
• telephone book
• telephone books
• telephone booth
• telephone booths
• telephone box
• telephone boxes
• telephoned
• telephone directories
• telephone directory
• telephone exchange
• tetrasemic
• tetrasporangia
• tetrasporangium
• tetraspore
• tetraspores
• tetrasporic
• tetrasporous
• tetrastich
• tetrastichal