The term CHART MAKER can be broken down into three separate words: HIT (3 letters), MAPPER (6 letters), and POPTUNE (7 letters). A chart maker is someone who creates visual representations of data, such as graphs, diagrams, and maps. A HIT is a popular song that is frequently played on the radio or streamed online. A MAPPER is someone who creates maps, which are two-dimensional representations of a geographical area. A POPTUNE is a type of music that is popular and often heard on the radio.