| fundamental(adjective, body, simple, plain, material) |
| elementary(adjective, start, simple, plain, pure) |
| primary(adjective, body, simple, lead, plain) |
| essential(adjective, body, simple, plain, material) |
| basic(adjective, body, start, simple, plain) |
| elemental(adjective, body, simple, plain, material) |
| radical(adjective, base, important, significant, last) |
| underlying(adjective, simple, plain, base, important) |
| cardinal(noun, adjective, lead, important, head) |
| prime(adjective, body, lead, material, pure) |
| necessary(adjective, body, material, important, significant) |
| indispensable(adjective, important, significant, original, essential) |
| main(adjective, lead, head, master, essential) |
| primitive(adjective, body, simple, plain, material) |
| constitutional(adjective, body, material, important, significant) |
| material(adjective, body, basic, absolute, fundamental) |
| substratal(adjective, simple, plain, important, significant) |
| deep-seated(adjective, original, essential, basic, absolute) |
| inherent(adjective, body, material, natural, animate) |
| innate(adjective, body, material, natural, animate) |