| proficient(noun, authority, master, expert, genius) |
| pundit(noun, authority, expert, genius, whiz) |
| real pro(noun, expression, authority, expert, genius) |
| sage(noun, authority, expert, genius, whiz) |
| salt |
| savant(noun, authority, expert, genius, whiz) |
| scientist(noun, authority, expert, genius, doctor) |
| shark(noun, authority, master, expert, genius) |
| shellback(expert, pro, trouper) |
| skilled person(noun, expression, authority, expert, genius) |
| sourdough(expert, pro, trouper) |
| specialist(noun, person, authority, master, expert) |
| star(authority, expert, specialist) |
| superstar(authority, expert, crackerjack, whiz, khaki) |
| thought leader |
| victor(noun, authority, expert, genius, doctor) |
| virtuoso(noun, person, authority, master, expert) |
| war-horse |
| warhorse(expert, pro, trouper) |
| whiz(noun, authority, master, expert, genius) |