"Well done;" "well gone;" "well-finished."
One of the ten epithets of the Buddha.
A person who has skillfully finished the job; who has completed the work leaving nothing undone.[Responsible]
Fifth is "Zenzei",which means,
"One Who Has Freed Himself From Illusion with Wisdom and Reached the State of Buddhahood Through His Practice of the Eightfold path".
In other words, he knows how he is going to arrive at the world of enlightenment.