Maquillo comes from the verb maquillar, which literally means "to put makeup on". It's a common word you might use in your daily routine, but in this song, Carla Morrison uses it in a beautifully poetic way.
She sings, "Les maquillo todo el ardor" (I put makeup on all the burning pain), using the word as a metaphor for covering up her heartbreak. She's pretending to be okay on the outside, hiding the pain that her lover's absence has caused. This creative use makes it a powerful and memorable word for expressing hidden emotions.
Have you ever had someone just disappear from your life? That's exactly what Carla Morrison is singing about here. The song kicks off with the very direct line, "Te fuiste sin despedir / Pensando solamente en ti" (You left without saying goodbye / Only thinking of yourself). She's left to pick up the pieces, and her biggest problem is that her heart won't listen to logic. She asks, "¿Qué le digo a mi corazón? / Si el no entiende de razón" (What do I tell my heart? / It doesn't understand reason).
This isn't just a private sadness, either. Other people are noticing her pain, and it bothers her when they ask about the person who left. She admits she has to put on a brave face, saying, "Les maquillo todo el ardor" (I put makeup on all the burning pain) and pretends to be happy. The whole song feels like a direct plea to the person who left, asking them for "Una solución para este dolor" (A solution for this pain), because she's completely lost about what to do or even what to feel.