Genesis
A suffix referring to the beginning, development, or production of something.
For example, gametogenesis is the development and production of the male and female germ cells (the gametes) required to form a new individual.
Osteogenesis is the production of bone.
Pathogenesis is the development of a disease, the sequence of events leading up to that disease.
The Latin word 'genesis' is derived from the Greek 'gignesthai' meaning 'to be born.