excrescencia, hunch, excrescence.
excusa, excuse, apology.
excusar, to excuse, avoid, omit; excuso, it is needless; lo excusado, the impossible.
exento, exempt, free.
exhalar, to exhale.
exigir, to demand, exact.
eximir, to exempt.
existencia, life, existence.
existir, to exist.
éxito, outcome, success.