Güerita is a charming and affectionate diminutive of güera, which means "blonde" in Mexican Spanish. It's a term of endearment, often used to describe a fair-skinned or blonde girl.
In the song, the artist uses "güerita vainilla" (vanilla blonde girl) to describe his love interest, adding a sweet and unique touch to his admiration. This word is less common in general Spanish music and highlights a specific cultural nuance.
"Hija De Papi" is Xavi and Neton Vega's portrait of a girl who never has to ask twice for anything. She opens the song already dressed for the part: "Se viste bien fresa, es hija de papi" ["She dresses so posh, she's a daddy's girl"], carrying a Birkin bag while her father covers everything with a "tarjeta negra" ["black card"]. The two singers trade verses over the same syrup-and-blunts night, cocaine lines shaped like hearts sitting next to the gold chain around the narrator's neck, "Como los que traigo aquí, en el cadenón" ["Like the ones I have here, on my chain"].
Underneath the flex, the hook is really about wanting someone dangerous. "Güerita vainilla, eres mi perdición" ["Vanilla blonde, you're my downfall"] keeps returning between verses, and by the second half the singer admits she's "Igualita de loca que yo y eso se sabe" ["Just as crazy as me, and everyone knows it"]. It plays less like a love song and more like two reckless people daring each other to keep going.