quash /kwosh/

1. To crush
2. To subdue or extinguish suddenly and completely
3. To annul, reject as invalid

• washhouses
• washier
• washiest
• wash-in
• washiness
• washinesses
• washing
• washing-blue
• washing-board
• washing-bottle
• washing-day
• washing-house
• washing line
• washing lines
• washing liquid
• washing machine
• washing machines
• washing powder
• washing powders
• washings
• washing-soda
• Washingtonia
• washing-up
• washing-up machine
• washing-up machines