Which words are derived from the greek word for first in time?

Words derived from the Greek Word for "first in time," which is "protos," include "prototype," referring to an original model, and "proton," the positively charged particle in an atom. Additionally, terms like "protoplasm," the living substance within a cell, and "protoplanet," referring to early celestial bodies in the formation of a solar system, also stem from this Greek root.