Attainment
Part of speech: noun
Definition: The act of attaining; the act of arriving at or reaching; the act of obtaining by exertion or effort. That which is attained, or obtained by exertion; acquisition; acquirement.
Example sentence: The popular, and one may say naive, idea is that peace can be secured by disarmament and that disarmament must therefore precede the attainment of absolute security and lasting peace.
Accomplishment
Part of speech: noun
Definition: The act of accomplishing; entire performance; completion; fulfillment; as, the accomplishment of an enterprise, of a prophecy, etc.That which completes, perfects, or equips thoroughly; acquirement; attainment; that which constitutes excellence of mind, or elegance of manners, acquired by education or training.
Example sentence: I would like to be remembered as a guy who had a set of priorities, and was willing to live by those priorities. In terms of accomplishments, my biggest accomplishment is that I kept the country safe amidst a real danger.