Oikonomia
Oikonomia is a Greek term meaning "household management" or "stewardship," formed from oikos (household) and nomos (law, management). In ancient Greek usage it referred to the practical administration of resources within a household—the budgeting, provisioning, and governance required to sustain a family or estate. Over time, the concept came to denote larger systems of resource management beyond the dwelling, including the administration of property and estates in the city-state.
In classical philosophy the term is associated especially with Aristotle, who treated oikonomia as the practical
As the Greek world expanded and later the Roman world adopted Latin, the term evolved into oeconomia
Today, oikonomia is recognized as the historical origin of the word economics and as a foundational idea