exorcise
verb (used with object)
to seek to expel (an evil spirit) by adjuration or religious or solemn ceremonies.
Used to describe an action that began in the past, has continued continuously, and is still in progress.
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
By making passes over the dishes I should have been exorcising the spooks of cube root, and that would have been worth some personal sacrifice.
From Reveries of a Schoolmaster by Francis B. Pearson