uno, -a, one; pl., some; (hasta) —s cien, (up to) about a hundred.
uno, una, pron., one, some one, a person; (el) — y (el) otro, both.
unto, m., ointment.
usar, to use.
usarced, contr. of vuestra merced (antiquated), you.
uso, m., use.
usted, contr. of vuestra merced, you.
usura, f., usury.
útil, useful.