Definition
When a poet repeats something, it’s not a sign of running out of ideas. Instead, they are applying pressure. Repetition signals to the reader: *this matters, linger here, experience this again*. It functions like a drumbeat in music — the recurrence of a sound or phrase establishes rhythm, heightens emotion, and embeds certain words into memory. By the time you reach the end of a poem that skillfully uses repetition, those repeated elements carry more weight than they did on the first read.
Repetition is one of the oldest tools in poetry, even predating the written word. Oral poets would repeat lines and phrases so that listeners could follow along and remember. That ancient purpose still resonates with modern readers. Even on a silent page, repetition creates a kind of pulse.
This technique encompasses a variety of methods. Anaphora involves repeating words at the beginning of lines. Epistrophe does so at the end. A refrain repeats an entire line or stanza at intervals. Anadiplosis takes the last word of one line and starts the next with it. What all these techniques have in common is the fundamental action: bringing something back, making it hit harder the second time around.
Poets use repetition to intensify feelings, to echo obsession or grief or joy, to create a sense of ritual, and to ensure lines linger in the reader's mind long after the poem concludes.