potentiality and actuality
potentiality
and
actuality
Actual infinity
Actus purus
Alexander of Aphrodisias
Essence–Energies distinction
First cause
Henosis
Hylomorphism
Hypokeimenon
Hypostasis
(philosophy and religion)
Sumbebekos
Theosis
Unmoved movers
https://en.wikipedia.org/wiki/Potentiality_and_actuality