bel es·prit 
(bĕl′ ĕ-sprē)
(bĕl′ ĕ-sprē)n. pl. beaux es·prits (bō′zĕ-sprē)
A cultivated, highly intelligent person.
[French : bel, fine + esprit, mind.]
- investigative
- investigator
- investigatorial
- investigatory
- investiture
- investment
- investment bank
- investor
- inveteracy
- inveterate
- inveterately
- inveterateness
- inviability
- inviable
- invidious
- invidiously
- in view of
- invigorate
- invigoratingly
- invigoration
- invigorator
- invincibility
- invincible
- invincibleness
- invincibly