It generally refers to the origin, development, or evolution of something. Here are some common uses:
* Ontogeny: The development of an individual organism from its earliest stage to maturity.
* Phylogeny: The evolutionary history of a species or group of organisms.
* Cosmogeny: The origin and development of the universe.
* Biogeny: The origin and development of life.
* Geogeny: The formation and development of the Earth.
Therefore, "-ogeny" can be used to describe the process of formation and development in various contexts, from biological organisms to the entire universe.