[{"Bold_text": "noun", "List Items": ["a dry insoluble substance, usually pulverized, which when suspended in a liquid vehicle becomes a paint, ink, etc.", "a coloring matter or substance.", "Biology.any substance whose presence in the tissues or cells of animals or plants colors them."]}, {"Bold_text": "verb (used with object)", "List Items": ["to color; add pigment to."]}, {"Bold_text": "verb (used without object)", "List Items": ["to become pigmented; acquire color; develop pigmentation :a poor quality of paper that doesn't pigment well."]}]