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

• unrefracted
• unrefreshed
• unrefreshing
• unrefuted
• unregarded
• unregarding
• unregeneracies
• unregeneracy
• unregenerate
• unregenerated
• unregimented
• unregistered
• unregulated
• unrehearsed
• unrein
• unreined
• unreining
• unreins
• unrejoiced
• unrejoicing
• unrelated
• unrelative
• unrelaxed
• unreleased
• upgushing