quitter² or quittor /kwitˈər/

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

• roundure
• roundures
• round window
• round windows
• round-winged
• roundwood
• roundwoods
• roundworm
• roundworms
• roup
• rouped
• roupier
• roupiest
• rouping
• rouping-wife
• rouping-wives
• roupit
• roups
• roupy
• rousant
• rouse
• rouseabout
• rouseabouts
• roused
• rousement