billon /bilˈən/

1. Base metal
2. Esp an alloy of silver with copper, tin, or the like

• penholder
• penholders
• peni
• penial
• penicillate
• penicilliform
• penicillin
• penicillinase
• penicillinases
• reboils
• reboot
• rebooted
• rebooting
• reboots
• rebore
• rebored
• rebores
• reboring
• reborn
• reborrow
• reborrowed
• reborrowing
• reborrows
• rebound
• rebounded