atrabilious /a-trə-bilˈyəs or -i-əs/ (archaic)

1. Having a melancholy temperament
2. Hypochondriac
3. Splenetic, acrimonious

• colony collapse disorder
• colony stimulating factors
• colophon
• colophonies
• colophons
• colophony
• coloquintida
• color
• Colorado beetle
• Colorado beetles
• colorant
• colorants
• coloration
• colorations
• coloratura
• coloraturas
• coloratura soprani
• coloratura soprano
• coloratura sopranos
• colorectal
• colored
• colorific
• colorimeter
• colorimeters
• colorimetric