Long before anyone coined the word levidrome, people were playing with text that runs in both directions. The palindrome — a word or phrase that reads the same forwards and backwards — is one of the oldest forms of wordplay in the world, and its history reaches back more than two thousand years.

The word itself is Greek. Palindromos combines palin, meaning 'again' or 'back', with dromos, meaning 'a running' or 'a course' — so a palindrome is, literally, something that runs back again. Greek poets were composing palindromic verses by the classical period, and the form delighted writers precisely because it feels like a small miracle of language: a sentence that survives being read in reverse.

The most famous ancient palindrome is not Greek but Latin: the Sator Square. Carved into stone in Pompeii before the eruption of Vesuvius in AD 79 — and found later at sites across the Roman world, from Cirencester in Britain to Dura-Europos in Syria — it is a five-by-five word square reading SATOR / AREPO / TENET / OPERA / ROTAS. Every row and column reads identically forwards and backwards, and the whole square is a palindrome in two dimensions. Nobody fully agrees on what it means — it is usually translated loosely as 'the sower Arepo holds the wheels with care' — but for two millennia people have treated it as a charm, a puzzle, and a proof that our ancestors enjoyed exactly the same shiver of pattern-pleasure that we do.

Palindromes also lived a double life as magic. In Greek and Roman folk practice, palindromic inscriptions were written on amulets because a text that could not be 'undone' by reversal seemed to hold its power in both directions. The most famous magical palindrome, abracadabra, was prescribed in the third century AD by the physician Quintus Serenus Sammonicus as a cure for fever, written in a shrinking triangle so the illness would shrink with it. Say what you like about the medicine; the instinct — that symmetrical words carry special force — is ancient.

The Middle Ages kept the tradition alive in monasteries, where Latin verse palindromes were composed as displays of learning. One beloved medieval line, In girum imus nocte et consumimur igni — 'we go round and round in the night and are consumed by fire' — is a perfect palindrome describing moths circling a flame: the sentence circles back on itself just as the moths do. Form and meaning in perfect agreement is the highest achievement in this art, and it was already being reached eight centuries ago.

English palindromes flowered later. The seventeenth-century poet John Taylor is credited with an early English palindromic sentence in 1614: 'Lewd did I live, & evil I did dwel' — in modern spelling, 'Lewd did I live, evil I did dwell'. Notice something important hiding in that line: it is built out of levidromes. Live and evil are a reversed pair, and Taylor's sentence only works because English happens to contain them. Sentence palindromes are very often scaffolding built on levidrome bricks.

The nineteenth century turned the form into a parlour art. Leigh Hunt is credited with the famous introduction 'Able was I ere I saw Elba' in 1814-era verse culture — a palindrome supposedly spoken by Napoleon in exile, and a fine one because it is almost plausible as speech. Victorians traded palindromes in magazines the way we trade memes, and by the twentieth century the form had professional champions. The American writer and puzzle-maker Leigh Mercer coined the most quoted palindrome of all in the 1940s: 'A man, a plan, a canal — Panama!' The longer a palindrome runs while still sounding like language, the more it feels like a magic trick performed with the alphabet.

Modern palindromists have pushed the form to absurd and wonderful lengths: computer-assisted palindromic stories running to hundreds of words, palindromic poems that win actual literary prizes, and an annual informal championship culture among word-game enthusiasts. Meanwhile the humble word-level palindromes — noon, kayak, racecar, rotator — remain the first pattern most children ever spot in print.

So where do levidromes sit in this long history? They are the palindrome's younger sibling, hiding in plain sight the whole time. Every palindrome enthusiast knew that stop becomes pots; the pattern simply had no friendly name in everyday English until a six-year-old supplied one in 2017. The history of palindromes shows why the new word caught on so fast: humans have been delighting in reversible text for at least two thousand years. Levidromes gave that ancient delight a second door to walk through — the one where the word changes instead of staying the same.

If this history whets your appetite, browse our palindrome lists, try the wordplay glossary for the full family of terms, or read about the night the sibling got its name in The Six-Year-Old Who Put His Name in the Dictionary.