1. A disease of plants, commonly called rust, due to the presence of an infinite number of minute fungi.

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

• farrago,
• ferrago,
• derrugo,
• cerrugo,
• verrugo,
• gerrugo,
• terrugo,
• rerrugo,
• fwrrugo,
• fsrrugo,
• ferrigo,
• ferruho,
• ferruyo,
• ferugo,
• ferruo,
• Furrugo,
• Farrugo,
• Ferruwo,
• Ferruoo,
• Ferrueo

The adjective form of the word "Ferrugo" is "Ferruginous".

The plural of the "Ferrugo" can be the "ferrugos".

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