quitter² or quittor /kwitˈər/

1. Pus (obsolete except W Indies)
2. (quittor) a fistulous sore on a horse's hoof (veterinary medicine)

• crystal balls
• crystal clear
• crystal-gazer
• crystal-gazers
• crystal-gazing
• crystal healing
• crystal indices
• crystalline
• crystalline heaven
• crystalline lens
• crystalline lenses
• crystallines
• crystalline sphere
• crystallinities
• crystallinity
• crystallisable
• crystallisation
• crystallise
• crystallised
• crystallises
• crystallising
• crystallite
• crystallites
• crystallitis
• crystallitises