Which to use
“REL” and “rex” are a confusable French pair: similar on the page, but distinct in meaning, check the gloss before you choose.
- #44,683
- “REL” frequency rank
- #12,467
- “rex” frequency rank
- 57150
- confusion score
Side-by-Side Comparison
| Feature | REL | rex |
|---|---|---|
| Definition | Réticulum endoplasmique lisse. | Race de chat, à queue longue ou moyenne et à poil court et ondulé car il n’est constitué que du sous-poil. |
Where the eye mixes REL and rex
Muted = shared; highlighted = the visual trap. They share 2 letters in sequence.
Visual trap between REL and rex
A purely visual mix-up. REL (\ɛ.ʁø.ɛl\) and rex (\ʁɛks\) 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 “REL” becomes x in “rex”. Our composite confusion score for this pair is 57150, derived from the frequency rank of both members and their visual similarity.
REL is recorded at frequency rank #44,683, classified as anoun, pronounced \ɛ.ʁø.ɛl\. rex is at rank #12,467, tagged as anoun, pronounced \ʁɛks\.
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 57150, this pair ranks #116,742 of 440,172 scored French confusable pairs - roughly mid-pack for confusability.
Orthographic DNA of REL vs rex
Shared letters: er. Private to "REL": l. Private to "rex": x.
"REL" · 3 letters · shape CVC · "rex" · 3 letters · shape CVC
Frequently Asked Questions
Is swapping "REL" for "rex" ever safe?
In ordinary French text, does "REL" or "rex" show up more?
Useful next steps
Visual near-miss handled. Browse the word pages or a neighbour when the next look-alike shows up.
- Full dictionary entry for "REL" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "rex" - compare definitions side by side with the headword page. Word entry
- This pair ranks #116,742 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
- "REL" and "rex" also get mixed up with nearby pairs, the highest-scored neighbour is "REL vs relit". Nearby pair
Confusion rank #116,742 of 440,172 scored French pairs, corpus vintage 2026-09-03, not spelling advice.