unir, to unite, join, attach, blend.

universo, m., universe, world.

un-o, -a, one.

uno, una, pron., one, pl., some.

uñita, f., little nail.

Urbano, prop. noun.

urgente, urgent.

urgentísim-o, -a, very urgent.

Ursulinas, Ursulines.

uso, m., use.