kernicterus: an abnormal accumulation of bile pigment in the brain and other nerve tissue; causes yellow staining and tissue damage
jaundice: yellowing of the skin and the whites of the eyes caused by an accumulation of bile pigment (bilirubin) in the blood; can be a symptom of gallstones or liver infection or anemia
meadow rue: any of various herbs of the genus Thalictrum; sometimes rhizomatous or tuberous perennials found in damp shady places and meadows or stream banks; have lacy foliage and clouds of small purple or yellow flowers