1) French word used in English 2) Intelligence 3) Precociousness 1) Precociousness 
• (n.) The quality or state of being precocious; untimely ripeness; premature development, especially of the mental powers; forwardness.
Unusually early or rapid development of mental or physical traits. ... Origin: see precocious ... (05 Mar 2000) ... 
(pre-kos´ĭ-te) unusually early development of mental or physical traits. adj., preco´cious., adj.
Development significantly earlier than normal. Most gifted children show precocious intelligence, but not all who develop skills early are gifted: they may reach a plateau, allowing those of average ability to catch up.
Type: Term Pronunciation: prē-kos′i-tē Definitions: 1. Unusually early or rapid development of mental or physical traits.
precocity Unusually early development of mental or physical traits before the normal process.
the state of being or tendency to be precocious.