| aboriginal(adjective, head, beginning, fresh, prime) |
| advanced(head, original, prime, primary, arch) |
| agent(noun, leader, director, representative, official) |
| ahead(adjective, head, beginning, opening, original) |
| all-absorbing |
| ambassador(noun, authority, head, leader, chief) |
| antecedent(adjective, head, beginning, fresh, prime) |
| basal(adjective, lead, head, master, boss) |
| base(adjective, lead, head, master, boss) |
| big-league(adjective, lead, head, master, boss) |
| big league(adjective, lead, head, master, boss) |
| blue-ribbon(adjective, excellent, super, best, premium) |
| broad(adjective, lead, head, master, boss) |
| captain |
| chair |
| chairman |
| chairwoman |
| chief minister(noun, expression, leader, president, PM) |
| chief officer(noun, expression, leader, president, PM) |
| choice(adjective, excellent, super, best, premium) |