impresionar, to impress

imprevisor, -ora, unforeseeing, careless

imprimir, to impress, print

improbable, improbable

improvisación, improvisation

improvisador, improviser

improviso, -a, unforeseen;
de ——, unexpectedly

imprudente, imprudent

impulsar, to impel, force; to foster

impulso, impulse;
a ——s de, impelled by