| egghead(authority, expert, specialist, artist) |
| genius(noun, sharp, authority, expert, crackerjack) |
| graduate(authority, master, specialist, professional) |
| guru(authority, master, expert, whiz, doctor) |
| hack(noun, person) |
| hot shot(expression, authority, master, crackerjack, whiz) |
| hot stuff(expression, superstar, crackerjack, whiz, khaki) |
| hotshot(authority, expert, crackerjack, whiz, olive) |
| maestro(noun, authority, expert, genius, doctor) |
| master(noun, person, authority, female, expert) |
| natural(superstar, khaki, olive) |
| no slouch(expression, superstar, crackerjack, whiz, khaki) |
| old salt(expression, expert, pro, trouper) |
| old soldier(expression, expert, pro, trouper) |
| old war-horse(expression, authority, expert, crackerjack, specialist) |
| past master(noun, expression, authority, expert, genius) |
| phenom(authority, expert, superstar, crackerjack, whiz) |
| phenomenon(authority, master, specialist, professional) |
| powerhouse(authority, expert, superstar, crackerjack, whiz) |
| prima donna(noun, expression, authority, expert, genius) |