ufano -a, proud.
Ulises, m. (prop. noun), Ulysses.
últimamente, recently, lately.
último -a, last; por último, finally.
umbral, m., threshold.
un, una, a, an; unos, some; unos cuantos, a few; unos á otros, from one to the other, to one another.
unánime, unanimous, with one voice.
únicamente, only, merely.
único -a, only; lo único, the only thing, all.
uniforme, uniform, unceasing.