guaco /gwäˈkō/

1. Any of several tropical American plants reputedly antidotal against snakebite, esp species of Mikania (climbing composites), and of Aristolochia
2. The medicinal substance obtained from them

• Ogygian deluge
• oh
• OH
• oh boy
• oh dear
• OHG
• ohm
• ohmage
• ohmages
• ohmic
• ohmically
• ohmmeter
• ohmmeters
• ohms
• OHMS
• Ohm's law
• oho
• -oholic
• -oholism
• ohone
• OHP
• OHS
• oi
• -oid
• -oidal