ocultarse, to hide.
ocupar, to occupy, engage, busy; —se de, to busy one-self with, look after.
ocurrencia, f., occurrence, witty remark; ¡Qué —! what a comical idea! how funny!
ocurrir, to occur, happen; ¿Qué ocurre? What is the matter?
oficina, f., office.
ofrecer, to offer.
¡Oh! interj., oh.
oig-a, -o, see oir.
oir, to hear, listen.