The present indicative may be singular third-person of so-called verb Uruguayans or nostalgear, but it would be more poetic than anything else. See nostalgia. .
The correct term is nostalgia. Swentimiento that overwhelms us when we feel lonely or sad. It means yearning, melancholy, homesickness, evocation, I remember, sadness, grief, loneliness.
The correct writing of this word is nostalgia. It is a feeling of sadness or grief that accompanies the memory of times, people or places dear. The form "nostalgea" is pronounced by Nelson Ned, perhaps due to lack of knowledge, in the song let me if I'm crying: "if they see me I'm crying is that I'm passing the nostalgea now living alone in my." . . "