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

• sweethearted
• sweethearting
• sweetheart ivy
• sweetheart neckline
• sweetheart necklines
• sweethearts
• sweet horsemint
• sweetie
• sweetie-pie
• sweetie-pies
• sweeties
• sweetie-wife
• sweetie-wives
• sweeting
• sweetings
• sweetish
• sweetishness
• sweetishnesses
• sweetlip
• sweetlips
• sweetly
• sweetmeal
• sweetmeat
• sweetmeats
• sweetness