Same word as Early:

Aboriginal, Primal, Primeval, Primaeval, Primordial, Advance(prenominal), Beforehand(predicate), Archean, Archaean, Archeozoic, Archaeozoic, Azoic, Earlier, Earliest, Premature, Untimely, Previous(predicate), Premature, Proterozoic, Proto(prenominal), We