1. Not accompanied by pain sensations
   "pain-free surgery"
   - unpainful

See also: painless

• Cakile
• Cakile maritima
• calaba
• calabar bean
• calabar-bean vine
• calabash
• calabash pipe
• calabash tree
• calabazilla
• calaboose
• calabrese
• Calabria
• calabur tree
• calabura
• caladenia
• Caladenia cairnsiana
• caladium
• Caladium bicolor
• Calais
• Calamagrostic quadriseta
• Calamagrostis
• Calamagrostis acutiflora
• calamari
• calamary
• calamine