Redimir means "to redeem" or "to set free". It's a word with significant depth, often carrying spiritual or moral connotations, and it stands out in a song about existential themes.
In the context of "Vacío," which explores feelings of emptiness and searching, "Redimir" suggests a desire for salvation or a release from a difficult state. It implies a journey towards finding meaning or making amends, making it a powerful and thought-provoking word in the lyrics.