Lyon
"lyon" is a 4-letter English headword indexed on PlainSpell.
The verdict
“Lyon” is a regularly-used English word, ranked #9,625 in English word frequency and used as a proper noun.
- #9,625
- frequency rank, English
- 4
- letters
- 6
- tracked misspellings
- 20
- confusable pairs
According to Wiktionary data (CC BY-SA, analyzed May 6, 2026) - The third largest city in France; the capital of Auvergne-Rhône-Alpes.
Visual similarity to commonly confused words
How many letter changes separate each confused pair (Levenshtein distance, normalized).
Source: PlainSpell confusable corpus (Wiktionary, CC BY-SA).
| Property | Value |
|---|---|
| Headword | Lyon |
| Language | English |
| Part of speech | Proper noun |
| Letters | 4 |
| Frequency rank | #9,625 |
| Misspellings tracked | 6 |
| Confusable pairs | 20 |
| Source | Wiktionary (kaikki.org) |
Where “Lyon” sits in English frequency
Spelling & Dictionary Insight
The English entry for Lyon is 4 letters long, classified as a proper noun. Corpus data places it at rank #9,625 in overall English word frequency, indicating it appears regularly in written and spoken text. Wiktionary records 3 distinct senses for this headword, so context determines which meaning a reader should apply.
Our generated misspelling index lists 6 likely wrong-spelling variants for Lyon, with forms such as "llyon", "loyn", and "lyno". Every one of these variants traces to a single-character edit -- an added or dropped letter, a swapped consonant, or a vowel swap -- the kind of slip a spell-checker is built to catch. It also participates in 20 confusable-pair relationships, "lyra", "lyre", "Lyons", and more, a pairing that trips writers up because the two words share enough sound or shape to blur together.
Etymologically, the entry records: From French Lyon (supplanting earlier Lyons, derived from the Old French nominative form), from the Roman name, Latin Lugdūnum (“fort of Lug”), named after Lugus, a Celtic deity, from Proto-Celtic *Lugus. The correct English form is Lyon, spelled L-Y-O-N.
Definition
- 1The third largest city in France; the capital of Auvergne-Rhône-Alpes.
- 2A metropolitan authority in Auvergne-Rhône-Alpes, France, outside of Rhône department, which includes the city of Lyon and most of its suburbs; in full, the Metropolis of Lyon.
- 3A town in Coahoma County, Mississippi, United States, named after the French city.
Etymology
From French Lyon (supplanting earlier Lyons, derived from the Old French nominative form), from the Roman name, Latin Lugdūnum (“fort of Lug”), named after Lugus, a Celtic deity, from Proto-Celtic *Lugus.
This word in other languages
Common misspellings
Also misspelled as: llyon,loyn,lyno,lyonn,lyyon,ylon
Misspelling Pattern Breakdown
How far each generated variant is from the correct spelling of Lyon - expressed in single-character edits (insert, delete, or swap one letter). Bigger bars stand out at a glance; a one-edit slip is the hardest to catch.
Definitions, pronunciation, and etymology for this entry are drawn from Wiktionary via the kaikki.org structured extract (CC BY-SA); frequency ordering uses the FrequencyWords open word-frequency list (2018 English corpus, MIT). See the methodology for how each field is sourced and updated.
Frequently Asked Questions
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Using “Lyon”
The practical upshot for anyone who landed here from a spell-check.
- The one correct English spelling is L-Y-O-N - every other letter order is a misspelling in standard orthography.
- Don't mix it up with “lyra” - see the side-by-side comparison. Lyon vs lyra
- Browse more English words and confusable pairs in the same reference. English words
Data Source
Wiktionary (via kaikki.org), licensed under CC BY-SA & GFDL. Word ordering uses an open word-frequency list; misspelling variants are generated by edit-distance from the correct headword.