willy-willy/ʹwili wili/ noun (pl -ies) (pl willy-willies)

• spinifex
• spinnaker
• spinner
• spinneret
• spinney
• spinning jenny
• spinning mule
• spinning wheel
• spin-off
• spinose
• spinous
• spin out
• spinster
• spiny
• spiny anteater
• spiny lobster
• spiracle
• spiraea
• spiral
• spiral binding
• spiral galaxy
• spirant
• spire
• spirea
• spirillum