1. Not based on reason or evidence
   "unreasoning panic"
   - blind

See also: irrational

• Cattleya citrina
• catty
• catty-corner
• catty-cornered
• Catullus
• catwalk
• Caucasia
• Caucasian
• Caucasian language
• Caucasian race
• Caucasian walnut
• Caucasic
• Caucasoid
• Caucasoid race
• Caucasus
• Caucasus Mountains
• Cauchy distribution
• caucus
• cauda
• caudal
• caudal anaesthesia
• caudal anesthesia
• caudal appendage
• caudal block
• caudal fin