1. Ball used to knock down ninepins
   - skittle ball

Derived forms: ninepin balls

Type of: ball

• tree tomato
• tree trunk
• tree wallaby
• tree-frog
• tree-living
• tree-shaped
• tree-worship
• treed
• treehopper
• treeless
• treelet
• treelike
• treen
• treenail
• treetop
• tref
• trefoil
• trefoil arch
• treillage
• trek
• trekker
• Trekkie
• trellis
• Trema
• Trematoda