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

• automat
• automata
• automate
• automated
• automated teller machine
• automates
• automatic
• automatical
• automatically
• automatic data processing
• automatic defibrillator
• automatic defibrillators
• automatic drive
• automatic drives
• automatic gain control
• automaticities
• automaticity
• automatic pilot
• automatic pilots
• automatics
• automatic teller
• automatic teller machine
• automatic teller machines
• automatic tellers
• Automatic Train Protection