coal / cole / koel / kohl [ko:l]
coal – n. & v. – n. – 1. a blackish rock compound mainly of carbonized plant material; 2. charcoal; v. – 1. take in a supply of coal; 2. put coal into an engine, fire, etc.
cole – n. – any of various brassicas, especially cabbage or rape
koel – n. – any of several cuckoos (genus Eudynamys) of India, East Indies and Australia, called also a long-tailed cuckoo
kohl – n. – a black powder, usually antimony sulphide or lead sulphide, used as eye make-up, especially in Eastern countries (also kohol)