surtax /sûrˈtaks/

1. An additional tax
2. Tax payable on incomes above a certain high level (term not in official use in this sense)

1. To tax additionally
2. To charge surtax

• quittal
• quittals
• quittance
• quittanced
• quittances
• quittancing
• quitted
• quitter
• quitters
• quitting
• quittor
• quittors
• quiver
• quivered
• quiverful
• quiverfuls
• quiverier
• quiveriest
• quivering
• quiveringly
• quiverings
• quiverish
• quivers
• quivery
• qui vive