Añoro means 'I long for' or 'I miss', but it carries a deeper sense of yearning and nostalgia than simply 'extraño' (I miss).
In the song, the singer expresses a profound longing for past moments with his loved one, specifically stating, "Añoro las mañanas contigo, tomando tu café" (I long for the mornings with you, drinking your coffee). This word beautifully conveys the depth of his sorrow and the cherished memories he can't let go of.
Have you ever heard the saying, "You don't know what you've got 'til it's gone"? That's the entire heart of this classic salsa song. The singer is filled with regret right after a breakup. It's only now that she's leaving ("Ahora que te vas") that he realizes how much he truly loves and wants her. He feels like he's living in a personal "hell" and repeatedly says how sorry he is.
What makes the story even sadder is that he's heard she feels the exact same way. Friends have told him that she's not laughing or crying anymore, just feeling lonely and suffering just as much as he is. He misses everything about their life together, from her presence in the morning to the simple sounds she would make around the house. The song is a powerful confession of love that came just a little too late.