impetus /imˈpi-təs/

1. Momentum
2. Impulse
3. Incentive

• flittered
• flittering
• flitter-mice
• flitter-mouse
• flittern
• flitterns
• flitters
• flitting
• flittings
• flivver
• flivvers
• flix
• flixes
• flix-weed
• float
• floatable
• floatage
• floatages
• floatant
• floatants
• floatation
• floatations
• float-board
• float-boards
• float chamber