Esfumó comes from the verb esfumar, meaning "to vanish" or "to fade away like smoke." It's a more evocative and less common word than simply saying something "ended."
In the song, Beto Cuevas sings, "Pero terminó, todo se esfumó" (But it ended, everything vanished). He uses esfumó to convey a sense of loss and impermanence, suggesting that what was once there disappeared completely, leaving no trace, much like smoke dissipates into the air.
Goodbye is a reflective pop-rock ballad where Beto Cuevas and Leire Martínez explore the tug-of-war between holding on and letting go. The lyrics paint a picture of someone who feels “prisoner in your freedom,” trapped by memories of a love that once felt limitless. Time becomes the central character: it is “siempre” (always) watching relationships bloom, fade, and live on only in recollection. The repeated "goodbye" is not just a farewell to a person, but to the past versions of themselves that lived within that relationship.
Far from hopeless, the song suggests that true healing begins when we accept both the beauty and the finality of what has ended. By bravely facing solitude and allowing pain to rest, the narrator believes we can find what was lost inside ourselves. Goodbye ultimately celebrates the courage it takes to acknowledge love’s impermanence, wipe away the tears, and step forward with gratitude for the journey rather than regret for its conclusion.