| penetration(noun, understanding, understand, sense, judgment) |
| perception(noun, understanding, mind, understand, sense) |
| perspicacity(noun, understanding, ability, mind, understand) |
| precocious |
| premature |
| prematureness |
| quickness(noun, understanding, skill, understand, sense) |
| quotient(noun, understanding, skill, understand, sense) |
| reason(noun, understanding, mind, skill, understand) |
| right stuff(noun, expression, understanding, mind, understand) |
| rush |
| sagacity(noun, understanding, ability, understand, sense) |
| savvy(noun, understanding, mind, skill, understand) |
| sense(noun, understanding, mind, understand, intelligence) |
| smarts(noun, understanding, mind, understand, sense) |
| subtlety(noun, understanding, skill, understand, sense) |
| superability(noun, intelligence, intellect, cleverness, genius) |
| talent(noun, intelligence, intellect, cleverness, mastermind) |
| trenchancy(noun, understanding, skill, understand, sense) |
| understand(noun, understanding, skill, sense, judgment) |