silphium /silˈfi-əm/

1. A plant (perh the umbelliferous Ferula tingitana) imported from Cyrenaica by the Greeks for use as a food and in medicine (historical)
2. (cap) a genus of American composites, compass plants

• camphorated oil
• camphorates
• camphorating
• camphoric
• camphors
• campier
• campiest
• campimetry
• camping
• campings
• campion
• campions
• camp it up
• cample
• campled
• camples
• campling
• camply
• camp-meeting
• camp-meetings
• campness
• campnesses
• campo
• campodeid
• Campodeidae