Leonine Rhyme
Quick answer: Leonine rhyme is internal rhyme between the word before a line's mid-pause and its final word. Learn its medieval Latin origins and how to use it now.
Leonine rhyme is a form of internal rhyme in which the word just before a line's central pause, the caesura, rhymes with the word at the end of the same line. Instead of waiting for the next line to answer, the line rhymes with itself across its own hinge. The device takes its name from medieval Latin verse, where whole poems were built this way, traditionally linked to a twelfth-century Parisian poet known as Leoninus, though the attribution is more legend than record.
For a modern poet, leonine rhyme is a way to make a single long line chime like a couplet. It compresses musical effect, which is why you find it in incantatory poems, comic verse, and anywhere a writer wants the sound turned up without adding lines.
How It Works
A leonine line needs two things: a felt pause somewhere near its middle, and a rhyme spanning that pause to the line's end. An original example: She sang in the lane at the close of the rain. The pause after lane splits the line, and rain answers it, so one line delivers the pleasure of a full couplet.
In medieval Latin hexameters the rhyme fell between the syllable before the main caesura and the final syllable, and scribes prized the pattern enough to decorate tombstones and chronicles with it. English, with its heavier stresses, makes the effect even more emphatic, sometimes to the point of jingling, so control matters.
Where You Will See It
Medieval Latin epitaphs, proverbs, and school verses used leonine rhyme so widely that it became the default ornament of learned writing. In English, the strongest echo is in Poe, whose The Raven builds its hypnotic pulse on internal rhymes placed exactly at the caesura, pairing words mid-line and line-end again and again. Tennyson plays with similar mid-line chimes in his more musical lyrics, and comic and nonsense poets keep the device alive because a self-rhyming line lands like a drumroll before a punchline.
How to Use It in Your Own Poems
Use leonine rhyme in bursts rather than wall to wall. One self-rhyming line inside an unrhymed passage rings out beautifully; ten in a row start to sound like a novelty act. Long lines of five or more beats give the caesura room to breathe.
Match the device to poems about obsession, spellcraft, weather, or grief, where circling sound mirrors circling thought. If you write for performance, leonine lines are gifts: audiences hear the internal chime instantly, no page required.
What poets can take from this
- Build the line first, then place the rhyme; a natural pause must exist before you can rhyme across it.
- Prefer long lines, since a caesura in a short line leaves no room for two rhyme words to breathe.
- Deploy leonine lines sparingly for emphasis, or relentlessly only when you want hypnosis.
- Check that the mid-line rhyme word deserves stress; a rhymed throwaway word sounds accidental.
- Read Poe's The Raven aloud and mark every internal rhyme to feel how placement creates trance.
Try it yourself
Write a poem of eight long lines about a recurring dream, giving exactly four of the lines a leonine rhyme across the mid-pause, and see whether readers can point to the chiming lines after one hearing.
Questions
What is the difference between leonine rhyme and internal rhyme?
Internal rhyme is the umbrella term for any rhyme involving a word inside a line. Leonine rhyme is a specific placement: the word before the line's central pause rhyming with the line's final word.
Why is it called leonine rhyme?
The name is traditionally traced to Leoninus, a twelfth-century canon of Paris credited with popularising the pattern in Latin verse. The story is shaky as history, but the label stuck and has been standard for centuries.
By the Writory editorial team, reviewed by working poets. Updated July 2026.
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