Which figure of speech is used in this text?
Five years have passed;
Five summers, with the length of
Five long winters! And again I hear these waters . . .
—William Wordsworth, "Tintern Abbey"

 - anaphora
 - euphemism
The text uses anaphora, the repetition of the same word or words at the beginning of several phrases or clauses.
Wordsworth repeats the word five at the beginning of each line.