RiomvsrisWhich spelling fits?

Quick tell: Riom is a name, ris is a noun, so they fill different roles in a sentence.

Which to use

“Riom” is a name and “ris” is a noun - they look or sound alike but fill different roles in a sentence.

#33,440
“Riom” frequency rank
#10,396
“ris” frequency rank
43836
confusion score

Side-by-Side Comparison

Feature Riom ris
Definition Commune, située dans le département du Puy-de-Dôme, en France. Action de rire.

Where the eye mixes Riom and ris

Muted = shared; highlighted = the visual trap. They share 2 letters in sequence.

4 ch
Riom
3 ch
ris

Visual trap between Riom and ris

These two trip readers on the page rather than in the ear: Riom is \ʁjɔ̃\ while ris is \ʁi\. Spoken aloud the problem disappears. In writing it persists, because they differ by 1 letter(s) in length, and the parts of speech differ too (name vs noun), which is usually the fastest check. Our composite confusion score for this pair is 43836, derived from the frequency rank of both members and their visual similarity.

Riom is recorded at frequency rank #33,440, classified as aname, pronounced \ʁjɔ̃\. ris is at rank #10,396, tagged as anoun, pronounced \ʁi\.

Glosses for this pair are partially populated in our dataset, but the full side-by-side definitions above should still guide you to the right choice.

With a confusion score of 43836, this pair ranks #215,016 of 440,172 scored French confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of Riom vs ris

Shared letters: ir. Private to "Riom": mo. Private to "ris": s.

"Riom" · 4 letters · shape CVVC  ·  "ris" · 3 letters · shape CVC

Known mistypes of this pair

  • Riomirom · rimo · riomm · roim · rriom

Frequently Asked Questions

Is swapping "Riom" for "ris" ever safe?
No - they are not even the same part of speech. "Riom" is a name and "ris" a noun, so a sentence built for one is usually ungrammatical with the other.
In ordinary French text, does "Riom" or "ris" show up more?
"ris" is the more common of the two: it sits at frequency rank #10,396 in our French list, against #33,440 for "Riom". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

After this comparison

Eye-level mix-up between "Riom" and "ris" is sorted above. Next: full entries or other pairs that share a letter shape.

  • Full dictionary entry for "Riom" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "ris" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #215,016 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "Riom" and "ris" also get mixed up with nearby pairs, the highest-scored neighbour is "Riom vs rog". Nearby pair
  • Recorded mistypes exist for at least one side of this pair, useful when a spell-checker or OCR lands on the wrong form. See mistypes

Confusion rank #215,016 of 440,172 scored French pairs, corpus vintage 2026-09-03, not spelling advice.

Source: Wiktionary (via kaikki.org) Structured Wiktionary extract

Source: FrequencyWords open word-frequency list