πεῑσις, passivity, opposed to ἐνέργεια: also, affect.
περιστάσεις, circumstances, the things which surround us; troubles, difficulties.
πεπρωμένη, ἡ, destiny.
προαίρεσις, purpose, free will (Aristot. Rhet. i. 13).
προαίρετά, τά, things which are within our will or power.
προαιρετικόν, τό, free will.
πρόθεσις, a purpose, proposition.
πρόνοια (providentia, Cic.), providence.
σκοπός, object, purpose.
στοιχεῖον, element.