| importunate(significant, vital, imperative) |
| in chief(adjective, lead, head, master, boss) |
| indelible(great, extraordinary, outstanding, notable, unforgettable) |
| interesting(great, extraordinary, outstanding, notable, unforgettable) |
| lasting(great, extraordinary, outstanding, notable, unforgettable) |
| leonine(important, outstanding, prominent, distinguished, well-known) |
| lionlike(important, outstanding, prominent, distinguished, well-known) |
| lofty(important, outstanding, prominent, distinguished, well-known) |
| magistral(adjective, lead, head, master, boss) |
| main and essential(adjective, lead, head, master, boss) |
| marked(outstanding, significant, serious, prominent, vital) |
| master(adjective, lead, head, boss) |
| mattering much(expression, significant, vital, imperative) |
| memorable(adjective, outstanding, significant, serious, prominent) |
| monumental(great, extraordinary, outstanding, notable, unforgettable) |
| necessary(significant, vital, imperative) |
| noble(important, outstanding, prominent, distinguished, well-known) |
| noted(great, important, famous, outstanding, prominent) |
| noteworthy(important, outstanding, prominent, notable, distinguished) |
| number one(adjective, lead, head, master, boss) |