Translation of "vagrant" into Spanish

He was a vagrant, drifted through halfway houses most of his life.

Era un vagabundo, viviendo en casas de acogida casi toda su vida.

I thought you were studying to be an architect, not a professional vagrant.

Creía que estudiabas para ser arquitecto, no vago profesional.

But our traditions oblige us to welcome all vagrant birds, especially the stupid and fat.

Pero nuestras tradiciones nos obligan a dar bienvenida a todos los pájaros errantes, Especialmente los estúpidos y gordos