1. So badly formed or out of shape as to be ugly
   "a limp caused by a malformed foot"
   - deformed, distorted, ill-shapen, misshapen

See also: unshapely

• oily
• oink
• ointment
• Oireachtas
• OIS
• Ojibwa
• Ojibway
• Ojos del Salado
• ok
• oka
• okapi
• Okapia
• Okapia johnstoni
• okay
• Okeechobee
• Okeechobee Waterway
• Okefenokee Swamp
• okeh
• Oken
• Okenfuss
• okey
• okey-doke
• okey-dokey
• Okinawa
• Okinawa campaign