Here's a breakdown of its common uses:
* Writing or Recording: It often indicates a method of recording or documenting something, like in "biography" (writing about someone's life), "photography" (capturing images with light), or "autography" (writing something by hand).
* Study or Description: It can also signify a branch of study or a detailed description of something, such as in "geography" (study of the Earth's surface), "anthropology" (study of humankind), or "topography" (detailed description of a place).
* Representation: Sometimes it denotes the act of visually representing something, as in "cartography" (making maps) or "lithography" (printing from a stone).
Overall, "-graphy" implies a systematic approach to capturing, analyzing, or representing information in a specific way.