An error; a blunder.
A pitch which was intended to be pitched in a hard-to-hit location, but instead ends up in an easy-to-hit place.
To understand wrongly, taking one thing or person for another.
To perfect.
A quality, endowment, or acquirement completely excellent; an ideal; faultlessness; especially, the divine attribute of complete excellence.
The quality or state of being perfect or complete, so that nothing substandard remains; the highest attainable state or degree of excellence