Tropezar means "to stumble" or "to trip." While it can refer to a physical act, it's often used metaphorically in Spanish to describe making a mistake or encountering an obstacle.
In "Nada Es Igual," the lyrics say, "vuelvo otra vez a tropezar," which translates to "I stumble once again." This suggests a recurring pattern of making the same errors or falling into the same difficult situations, adding a layer of emotional depth to the song's theme of regret and disillusionment.
Have you ever felt like nothing is the same as it used to be, and you're just trying to come to terms with it? That's exactly what Los Bunkers are singing about in "Nada es igual" [Nothing is the same]. The singer feels a deep shift, saying "a mí nada es igual a como fue que nunca" [to me nothing is the same as it never was]. It's a feeling of resignation, like they just have to "conformar una vez más" [conform one more time].
There's a bittersweet honesty here. Even though things have changed and the person they're singing to sometimes doesn't even talk to them like before, the singer still admits, "sí es verdad, eres mi amor" [yes it's true, you are my love]. It's a complicated mix of admiration and regret, acknowledging that they "nunca fui feliz para no pensar que me perdí" [was never happy so as not to think I got lost]. The song ends with a blunt and almost shocking question: "dime si es verdad que me olvidará y dime si es verdad, qué ahora sabe mejor morir y de ser feliz" [tell me if it's true that you will forget me and tell me if it's true, that now it's better to die and to be happy]. It's a powerful and a little dark look at how love and change can really mess with your head.