A return (e.g. to popularity, success, etc.) after an extended period of obscurity.
A retort or answer, particularly a quick or clever one.
An occurrence of an athlete or sports team in a competition overcoming a substantial disadvantage in points to win or draw.
The quality or property of corroding or being corrosive, of eating away or disintegrating; acrimony.
Some property characteristic of a corrosive substance, as its taste.
Such property in some immaterial agent.