| ancient(noun, adjective, harsh, violent, vicious) |
| beginning(adjective, head, beginning, original, prime) |
| embryonic(adjective, cause, beginning, prime, authentic) |
| early(adjective, head, beginning, last, original) |
| fundamental(adjective, harsh, violent, pure, head) |
| incipient(adjective, head, beginning, opening, original) |
| primordial |
| antediluvian(adjective, last, original, past, primitive) |
| autochthonic(adjective, native, indigenous) |
| basic(adjective, pure, head, beginning, original) |
| germinal(adjective, cause, beginning) |
| inaugural(adjective, head, beginning, opening, original) |
| initial(adjective, head, beginning, fresh, prime) |
| introductory(adjective, head, beginning, original, prime) |
| old(adjective, beginning, last, original, past) |
| primaeval |
| primal |
| prime(adjective, pure, head, beginning, first) |
| primeval |
| savage(adjective, wild, untamed) |