1. Having the same foci

Encyclopedia: Confocal

• shingler
• shingles
• shingling
• shingly
• Shingon
• shininess
• shining
• shining clubmoss
• Shining Path
• shining sumac
• shining willow
• shinleaf
• shinney
• shinny
• shinpad
• shinplaster
• Shinto
• Shintoism
• Shintoist
• Shintoistic
• shinty
• shiny
• shiny lyonia
• ship
• ship biscuit