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

• giddinesses
• giddup
• giddy
• giddy-headed
• giddying
• giddy-paced
• giddy-up
• Gideon
• Gideon Bibles
• gidgee
• gidgees
• gidjee
• gidjees
• gids
• gie
• gied
• gien
• gier-eagle
• gier-eagles
• gies
• gif
• GIF
• Giffen good
• giff-gaff
• gift