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

• tricrotic
• tricrotism
• tricrotisms
• tricrotous
• tric-trac
• tricuspid
• tricuspidate
• tricycle
• tricycled
• tricycle landing gear
• tricycler
• tricyclers
• tricycles
• tricycle undercarriage
• tricyclic
• tricycling
• tricyclings
• tricyclist
• tricyclists
• tridacna
• tridacnas
• tridactyl
• tridactylous
• tridarn
• tridarns