Sometimes a poem keeps bringing the same words back, yet each return feels different. In a sestina, that recurrence is part of an organised form: six end words travel through six six-line stanzas before a short closing section gathers them again.
The Poetry Foundation’s sestina glossary entry sets out the conventional order and the three-line envoi. The repeated elements are end words, not necessarily a sequence of rhyming sounds.
Follow one word before charting all six
Read the poem once for its scene or argument. Then write down the final word of each line in the first stanza. These six words give you a useful map for the later stanzas.
Choose one and follow its returns. Ask whether its meaning stays literal, becomes figurative or changes through the sentence around it. In an invented exercise, “window” might first name part of a house and later describe a brief opportunity. The word remains the same while its work changes.
Note the surrounding verbs and images instead of merely highlighting every occurrence. A coloured mark shows where a word appears; a short annotation explains why that appearance matters.
Let the pattern support the reading
Compare the order of the end words with the conventional pattern after you have noticed their effects. A poet may adapt a form, so describe a departure carefully rather than declaring that the poem is broken.
Look at how the closing envoi brings the six words into three lines. Does the ending resolve the recurring concerns, compress them or leave them unsettled? Use details from the particular poem rather than expecting every sestina to produce the same emotional result.
For a reading-group discussion, give each person one end word to track and compare observations. This divides the attention without requiring anyone to explain the whole form immediately.
Finally, read the poem aloud again. The structure is most rewarding when it helps you hear a familiar word acquire pressure, surprise or a changed relationship with the words beside it.