1. A ring of metal put round a cane or other thing to strengthen it.

Nuttall's Standard dictionary of the English language By Nuttall, P.Austin

• ferrel,
• derule,
• fearure,
• ferile,
• terrile,
• fermale,
• ferral,
• fertle,
• ferrie,
• ferle,
• fercula,
• ferruled,
• ferrle,
• ferul,
• Furculer,
• furrle,
• perrula,
• perrule,
• ercule,
• verrle

• Ferrill,
• ferial,
• feral,
• Ferrel,
• ferule,
• overrule,
• Ferrell.

The adjective form of the word "ferrule" is "ferruled".

The plural of the "ferrule" can be the "ferrules".

The singular of the "ferrule" can be the "ferrule".