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Poetic form

Triolet

A tight eight-line form built on two refrains — the first line returns three times, the second line twice. Light, sharp, well-suited to wit or compressed grief.

Eight lines on two rhymes. Line 1 returns as lines 4 and 7; line 2 returns as line 8. Scheme: ABaAabAB (capitals = refrains). Typical meter: iambic tetrameter, but variable.

The triolet is one of the older French forms — it dates to the 13th century and was a popular medieval lyric vehicle before falling out of fashion in France itself. English poets rediscovered it in the late 19th century: Robert Bridges (1844–1930) and Thomas Hardy (1840–1928) made it a respectable English form, and contemporary poets have continued to use it for both light and serious work.

The triolet's defining feature is its dense pattern of repetition packed into eight lines. The first line returns at lines 4 and 7 — appearing three times in total. The second line returns at line 8. Of the eight total lines, four are repetitions; only four are new. Yet the form holds together because the recurrences carry shifting meaning each pass, in the same way a villanelle's refrains do over its longer span.

The triolet works well at compression. With only six unique lines (two of which are not refrains), the form rewards precise word choice and tight imagery. It is welcoming to wit — the dry punchline triolet has a long tradition — and to small grief — the eight lines, with the first line returning three times, can hold a single image of loss with cumulative weight.

In contemporary English the triolet is uncommon enough that most readers meeting it feel its repetitions distinctly. The form's smallness is part of its appeal: a triolet is a complete poem in eight lines, eight rhymes, two refrains.

Structure

Eight lines on two rhymes

The triolet uses only two rhyme sounds across its eight lines. Call them a and b. The scheme:

  • Line 1: A (refrain 1)
  • Line 2: B (refrain 2)
  • Line 3: a
  • Line 4: A (refrain 1 repeats)
  • Line 5: a
  • Line 6: b
  • Line 7: A (refrain 1 repeats)
  • Line 8: B (refrain 2 repeats)

Capital letters mark the refrains. Lowercase letters mark new lines that rhyme with the refrains. Only six lines are new content; lines 4 and 7 repeat line 1, line 8 repeats line 2.

Meter

Iambic tetrameter (four-stress lines, typically 8 syllables) is the conventional English meter, though Hardy and Bridges sometimes use pentameter or shorter lines. The meter should match what the refrains call for.

The refrains

Like a villanelle's, the triolet's refrains must do work each time they return. Because the first refrain returns three times in eight lines, its meaning must shift considerably across the appearances; if it reads identically every pass, the form's central trick is wasted. The most effective triolet refrains are short, image-driven, and slightly ambiguous.

The closing couplet

Lines 7 and 8 are both refrains. They land together as the form's closing couplet — refrain 1 from line 1, refrain 2 from line 2, but now placed end-to-end and recontextualised by everything that has happened in lines 3 through 6. The triolet's closing couplet is the form's most charged moment.

Common pitfalls (not rules)

  • Refrains that read identically each time. With three appearances of refrain 1 in eight lines, the meaning must shift; otherwise the form is doing nothing.
  • Lines 3 and 5 as filler. The four non-refrain lines must each be earning their place; one weak line in a triolet collapses the whole.
  • Forcing strict rhyme. Two rhymes through eight lines can strain English diction; slant rhyme is widely accepted.
  • Closing with the refrains in their original order and meaning. The closing couplet is the form's last chance; many strong triolets use it to reverse or complicate, not merely repeat.

Lines from the tradition

How great my grief, how just my cause to grieve! That thou no more, dear soul, mayst look on me. Thou hast vanish'd ere I dared believe How great my grief, how just my cause to grieve.
Sample Poet

The first four lines of Hardy's triolet. The opening line, returning as line 4, carries different weight after the second line's direct address; the form's compressed repetition lets a small grief carry the weight of a longer elegy.

Try this

Write a triolet. Pick a first line that is concrete and slightly ambiguous (it will return three times — its meaning must shift). Pick a second line that completes the opening and works as the closing line.

  1. Eight lines, two rhymes, scheme ABaAabAB.
  2. The first line's meaning must shift in at least two of its three appearances.
  3. The closing couplet (lines 7–8) must redirect or complicate the opening, not merely repeat it.
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Further reading

  1. Triolet (opens in a new tab) — Poetry Foundation

    Plain-English overview with the rhyme scheme explained and examples linked.

  2. Triolet (opens in a new tab) — Academy of American Poets

    Concise definition tracing the form from medieval French through English revivals.

  3. Triolet (opens in a new tab) — Encyclopædia Britannica

    Longer historical essay covering the form's 13th-century origins and 19th-century English revival.