| elemental(adjective, body, material, important, significant) |
| influential(adjective, great, big, important, significant) |
| intrinsic(adjective, important, significant, original, essential) |
| primitive(adjective, body, material, important, significant) |
| serious(adjective, big, important, significant, substantial) |
| big(adjective, great, significant, substantial, large) |
| capital(adjective, important, serious, essential, critical) |
| core(original, fundamental, main, chief) |
| head(chief, foremost) |
| inherent(material, natural, essential, basic) |
| life-or-death(adjective, important, essential, critical, basic) |
| relevant(adjective, clear, sound, reasonable, sensible) |
| coal-and-ice(important, essential, critical, basic, fundamental) |
| grave(adjective, great, big, important, significant) |
| highest(adjective, chief, foremost) |
| leading(adjective, important, serious, capital, essential) |
| major(adjective, important, significant, original, essential) |
| meaningful(adjective, big, important, significant, substantial) |
| name(important, essential, critical, basic, fundamental) |
| name-of-the-game(important, essential, critical, basic, fundamental) |