turnsole /tûrnˈsōl/

1. A plant whose flowers are supposed to face the sun, as heliotrope or the euphorbiaceous Chrozophora tinctoria
2. A deep-purple dye obtained from the latter
3. Litmus

• praeses
• praesidium
• praeter-
• praetor
• praetorial
• praetorian
• praetorian gate
• praetorian gates
• praetorian guard
• praetorian guards
• praetorians
• praetorium
• praetoriums
• praetors
• praetorship
• praetorships
• pragmatic
• pragmatical
• pragmaticalities
• pragmaticality
• pragmatically
• pragmaticalness
• pragmaticalnesses
• pragmatics
• pragmatic sanction