Resignación translates to "resignation" in English. It's a strong and somewhat melancholic word that isn't commonly found in typical love songs, making it stand out.
In the context of "No Te Enamores," the singer uses it to describe a painful situation: "Te estoy dando caricias por resignación" (I'm giving you caresses out of resignation). This reveals a deep emotional conflict, as he's physically intimate but emotionally detached, highlighting the song's central theme of warning someone not to fall in love with him because he can't reciprocate truly.
Have you ever been in a situation where you know you're not ready for a serious relationship, but you're still drawn to someone? That's exactly what Lucah is singing about in "No Te Enamores." The song starts with him seeing someone and thinking, "Yo quiero estar contigo al amanecer" [I want to be with you at dawn]. But he quickly realizes it wasn't the best idea because he wasn't ready to give love.
He describes how things get out of control, with his hands getting lost in her skin, but he keeps warning her, "No pierdas más tu tu tiempo, mujer" [Don't waste your time anymore, woman]. He's really blunt, telling her straight up, "No te enamores de mí / Porque no valgo la pena" [Don't fall in love with me / Because I'm not worth it]. He knows he can't offer the security of real love and he's not going to change. It's almost heartbreaking to hear him say, "Te estoy dando caricias por resignación" [I'm giving you caresses out of resignation] while she's risking her heart. He knows he shouldn't have given his all if he wasn't sure it was for her, and he can't change it now, so he just keeps repeating his advice: "No te enamores de mí."