furan /fūˈran or fū-ranˈ/, also furane /-rān/

1. A colourless liquid heterocyclic compound, C₄H₄O, obtained from wood tar or synthesized, and used in tanning and nylon production (also furˈfuran /-fū- or -fə-/)
2. Any of a group of heterocyclic compounds derived from furan

• guard ring
• guard rings
• guardroom
• guardrooms
• guards
• guard-ship
• guardship
• guard-ships
• guardsman
• guardsmen
• guard's van
• guard's vans
• guardswoman
• guar gum
• guar gums
• guarish
• guarished
• guarishes
• guarishing
• guars
• Guatemalan
• guava
• guavas
• guayule
• guayules