Eudaemonia
The meaning of "Eudaemonia" is discussed here:
Thread
The Meaning of the Greek Word "Eudaemonia"
"Eudaemonia" is a key term in Epicurean philosophy. What exactly does it mean? There seems to be a consensus that it translates to "good spirit," but is this a reference to happiness, or to something else? This thread is for discussion of the meaning of "Ataraxia," including citations to reference where the term appears in Epicurean texts.
For the time being - Elli's vocabulary list -- which is excellent - but which unfortunately we cannot expect most new people to have access to: