obediencia, obedience.
objeto, object, purpose, thing; con el —, for the purpose.
oblicuo, slanting; mirada oblicua, side glance.
obligado, bound, unavoidable, necessary.
obligar, to oblige, compel, enjoin.
obra, work, task.
obrar, to work, act; obra bien, do what is right.
obscenidad, f., obscenity, lewdness.
obscurecer, to darken.