| congenital(adjective, characteristic, start, complete, essential) |
| connate(adjective, characteristic, complete, essential, basic) |
| creative(adjective, rational, fantastic, original, resourceful) |
| crucial(adjective, important, significant, original, essential) |
| embryonic(simple, basic, fundamental, elementary) |
| first(adjective, important, significant, opening, original) |
| indigenous(adjective, start, be, native) |
| ingredient(adjective, essential, basic, component) |
| initiatory |
| main(adjective, original, essential, basic, absolute) |
| material(adjective, body, essential, basic, absolute) |
| natal |
| native(adjective, start, be, native) |
| necessary(adjective, body, material, important, significant) |
| part(adjective, essential, basic, component) |
| powerful(adjective, strong, energetic, violent, effective) |
| primeval |
| seminal |
| stark(adjective, pure) |
| strong(adjective, energetic, violent, powerful, vigorous) |