| stellar(adjective, quality, top, superior, important) |
| tube(noun, course, opening, drain, means) |
| uppermost(adjective, lead, important, head, master) |
| absolute(adjective, utter, basic, prime, fundamental) |
| biggest |
| broad(adjective, lead, head, master, boss) |
| canal(noun, course, opening, drain, means) |
| dominating(adjective, top, superior, important, prominent) |
| effort |
| force |
| general(adjective, lead, head, master, boss) |
| grave(head, significant, vital, imperative) |
| gully(noun, opening, conduit) |
| highest(adjective, quality, top, superior, important) |
| iconic(adjective, most important) |
| overruling(adjective, importance, serious, essential, basic) |
| passage(noun, course, opening, means, race) |
| serious(significant, basic, prime, vital, imperative) |
| special(adjective, bad, great, excellent, superior) |
| utter(adjective, absolute) |