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

• taxing
• taxing master
• taxing masters
• taxings
• taxi rank
• taxi ranks
• taxis
• taxi stand
• taxi stands
• taxi track
• taxi tracks
• taxiway
• taxiways
• taxless
• tax loss
• tax losses
• taxman
• taxmen
• Taxodium
• Taxols
• Taxol®
• taxon
• taxonomer
• taxonomers
• taxonomic