1. Suffering from or suggesting a liver disorder or gastric distress
   - bilious, livery 
2. Irritable as if suffering from indigestion
   - atrabilious, bilious, dyspeptic

See also: ill, ill-natured, sick

• mutualist
• mutuality
• mutually
• mutually beneficial
• mutually exclusive
• mutualness
• muumuu
• Muybridge
• Muzak
• muzhik
• muzjik
• Muztag
• Muztagh
• muzziness
• muzzle
• muzzle loader
• muzzle velocity
• muzzle-loading
• muzzler
• muzzy
• MV
• MVP
• Mwanza
• Mwera
• Mx