Which to use
“Keller” and “Kepler” are a confusable French pair: similar on the page, but distinct in meaning, check the gloss before you choose.
- #16,402
- “Keller” frequency rank
- #32,037
- “Kepler” frequency rank
- 48439
- confusion score
Side-by-Side Comparison
| Feature | Keller | Kepler |
|---|---|---|
| Definition | Nom de famille. | Nom de famille. |
Where the eye mixes Keller and Kepler
Muted = shared; highlighted = the visual trap. They share 5 letters in sequence.
Why the eye confuses Keller with Kepler
A purely visual mix-up. Keller (\kɛ.lɛʁ\) and Kepler (\ke.plɛʁ\) are said differently, so reading them aloud is the quickest way to catch the wrong one. On the page they stay close: they differ by a single letter - l in “Keller” becomes p in “Kepler”. Our composite confusion score for this pair is 48439, derived from the frequency rank of both members and their visual similarity.
Keller is recorded at frequency rank #16,402, classified as aname, pronounced \kɛ.lɛʁ\. Kepler is at rank #32,037, tagged as aname, pronounced \ke.plɛʁ\.
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 48439, this pair ranks #178,932 of 440,172 scored French confusable pairs - roughly mid-pack for confusability.
Orthographic DNA of Keller vs Kepler
Shared letters: eklr. Private to "Keller": -. Private to "Kepler": p.
"Keller" · 6 letters · shape CVCCVC · "Kepler" · 6 letters · shape CVCCVC
Known mistypes of this pair
Frequently Asked Questions
Can "Keller" and "Kepler" be used interchangeably?
Which is more common, "Keller" or "Kepler"?
After this comparison
Visual near-miss handled. Browse the word pages or a neighbour when the next look-alike shows up.
- Full dictionary entry for "Keller" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "Kepler" - compare definitions side by side with the headword page. Word entry
- This pair ranks #178,932 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
- "Keller" and "Kepler" also get mixed up with nearby pairs, the highest-scored neighbour is "Kepler vs Kessler". 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 #178,932 of 440,172 scored French pairs, corpus vintage 2026-09-03, not spelling advice.