(a.) Belonging to the first ages; primitive; as, the primeval innocence of man\.

abecedarian aboriginal ancestral ancient antenatal antepatriarchal atavistic autochthonous basal basic beginning budding central creative crucial early elemental elementary embryonic erstwhile fetal fore formative former foundational fundamental generative genetic germinal gestatory humanoid immemorial in embryo in its infancy in ovo in the bud inaugural inceptive inchoate inchoative incipient incunabular infant infantile initial initiative initiatory introductory inventive late nascent natal old olden once onetime original parturient past patriarchal postnatal preadamite preglacial pregnant prehistoric prehuman prenatal previous primal primary prime primitive primogenial primoprimitive primordial prior pristine procreative protogenic protohistoric protohuman quondam radical recent rudimental rudimentary seminal sometime then ur