tropism /trōˈpi-zm/ (biology)

1. Orientation in response to stimulus
2. A general term for heliotropism, geotropism, etc

• rousting
• rousts
• rout
• rout-cake
• route
• routed
• routeing
• routeman
• route march
• route marches
• routemen
• route one
• route-proving flight
• route-proving flights
• router
• routers
• routes
• route-step
• route-steps
• routh
• routhie
• routhier
• routhiest
• rouths
• routine