whet
verb (used with object)
to sharpen (a knife, tool, etc.) by grinding or friction.
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.
Perhaps you have been whetting your teeth at Easter and Michaelmas?—the great book-epidemic times at Leipzig and Frankfort!
From The Poems of Schiller — Third period by Schiller, Friedrich