impaciente impatient; ya me tienes—you make me impatient, hold me in suspense
imperceptible imperceptible
importar be important; ¿qué importa? what does it matter?
importuno,-a importunate, unwelcome
imposible impossible
impulsar impel, drive
inclinarse stoop, bend down, bow
inconsolable inconsolable
incorporarse sit up (on a couch or in bed, etc.)
increíble incredible