| Einstein(intelligence, intellect, talent, cleverness, genius) |
| adept(intelligence, intellect, talent, cleverness, crackerjack) |
| expert(intelligence, intellect, talent, cleverness, crackerjack) |
| feasibility |
| genius(noun, intellect, gift, crackerjack, whiz) |
| practicability |
| practicality |
| precocity(intelligence, intellect, talent, cleverness, genius) |
| viability |
| virtuoso(intelligence, intellect, talent, cleverness, crackerjack) |
| ability(intelligence, intellect, talent, cleverness, mastermind) |
| accomplishment(intelligence, intellect, talent, cleverness, mastermind) |
| acumen(intelligence, intellect, talent, cleverness, mastermind) |
| acuteness(intelligence, intellect, talent, cleverness, mastermind) |
| appreciator(crackerjack, whiz, powerhouse) |
| aptitude(intelligence, intellect, talent, cleverness, mastermind) |
| aptness(intelligence, intellect, talent, cleverness, mastermind) |
| artiste(crackerjack, whiz, powerhouse) |
| astuteness(intelligence, intellect, talent, cleverness, mastermind) |
| attending physician(expression, crackerjack, whiz, powerhouse) |