liverish

Resembling liver, especially in color.

Having a liver disorder; bilious.

Having a disagreeable disposition; irritable.

Like liver in consistency or color.

Having symptoms of a disordered liver; bilious.

Hence Bad-tempered; irritable, as if having a disordered liver.

Not feeling well due to an upset digestive system; queasy.

suffering from or suggesting a liver disorder or gastric distress

irritable as if suffering from indigestion