| core(adjective, importance, main, extremely significant) |
| entity(noun, nature, order, part, body) |
| grave(adjective, importance, main, extremely significant) |
| momentous(adjective, importance, main, extremely significant) |
| radical(important, original, whole, basic, vital) |
| serious(adjective, importance, main, extremely significant) |
| simple(adjective, whole, flawless, faultless, textbook) |
| system(noun, entity, order, part, body) |
| uncut(adjective, complete, total, perfect, full) |
| weighty(adjective, importance, main, extremely significant) |
| exhaustive(adjective, complete, top, total, perfect) |
| undiminished(adjective, complete, total, full, whole) |
| aggregate(noun, adjective, entity, body, complete) |
| atomic(adjective, simple, whole, united) |
| elementary(adjective, characteristic, important, significant, natural) |
| indispensable(adjective, important, original, essential, critical) |
| individual |
| integer |
| irreducible(adjective, simple, whole, united) |
| livelong |