crystalize or crystaliseverb

• washroom
• washstand
• washtub
• wash up
• washy
• wasn't
• WASP
• wasp
• waspish
• wasp waist
• wassail
• wassail bowl
• wassail cup
• Wassermann test
• wast
• wastage
• waste
• wasted
• waste-disposal unit
• waste disposer
• wasteful
• wasteland
• waste one's breath
• wastepaper
• wastepaper basket