περιποίησις/peripoiēsis

This word is an idea. It is a noun.

This word can mean a preserving of something. When used in this way, this word is used to talk about someone keeping something safe.
This word can mean an acquiring or obtaining of something. When used in this way, this word is used to talk about someone gaining something.
This word can mean possession or a possessing of something. When used in this way, this word is used to talk about someone owning something.