1. Showing little emotion
   - phlegmatic

See also: phlegm, unemotional

• Colorado blue spruce
• Colorado Desert
• Colorado fir
• Colorado four o'clock
• Colorado Plateau
• Colorado potato beetle
• Colorado River
• Colorado River hemp
• Colorado Springs
• Colorado spruce
• colorant
• coloration
• coloratura
• coloratura soprano
• colorcast
• colorectal
• colored
• colored audition
• colored hearing
• colored person
• colorfast
• colorful
• colorfully
• colorimeter
• colorimetric