cui bono? /kī or kwē bōˈnō, or kooˈē boˈnō/

1. For whose benefit or advantage is it?
2. Who is the gainer?

• siphon
• siphonage
• siphonages
• siphonal
• Siphonaptera
• siphonapteran
• siphonate
• siphoned
• siphonet
• siphonets
• siphonic
• siphoning
• siphonogam
• siphonogamies
• siphonogams
• siphonogamy
• siphonophore
• siphonophores
• siphonostele
• siphonosteles
• siphons
• siphuncle
• siphuncles
• siping
• Siporex