I
idiomas: languages
impaciencia: impatience
inacción: inactivity
independencia : independence
indiferentes: indifferent
indio: indian, brave. Using indian as a possitive adjective would be strange in the following years, when writers as President Sarmiento would characterize indians and gauchos as the darkest side of our collective personality. The gaucho was redeemed by Martín Fierro not many years later, and the best of indian is inside the gaucho. Today you can still hear: he let out the indian, meaning getting out of self control
inferirse: to infer
inteligencia: intelligence
interior: interior
invención: invention