retropulsion /ret-rō-pulˈshən/

1. Pushing backwards
2. A tendency to fall backwards experienced by some people with Parkinson's disease

• picket
• picket-duties
• picket-duty
• picketed
• picketer
• picketers
• picket fence
• picket fences
• picket-guard
• picket-guards
• picketing
• picket line
• picket lines
• picket out
• pickets
• pick holes in
• pickier
• pickiest
• picking
• pickings
• pickle
• pickled
• pickle-herring
• pickle-herrings
• pickler