Which to use
“cos” is a noun and “Cox” is a name - they look or sound alike but fill different roles in a sentence.
- #23,736
- “cos” frequency rank
- #24,082
- “Cox” frequency rank
- 47818
- confusion score
Side-by-Side Comparison
| Feature | cos | Cox |
|---|---|---|
| Definition | Cuerpo. | Apellido. |
Where the eye mixes cos and Cox
Muted = shared; highlighted = the visual trap. They share 2 letters in sequence.
Why the eye confuses cos with Cox
These two trip readers on the page rather than in the ear: cos is [ˈkos] while Cox is [ˈkoks]. Spoken aloud the problem disappears. In writing it persists, because they differ by a single letter - s in “cos” becomes x in “Cox”, and the parts of speech differ too (noun vs name), which is usually the fastest check. Our composite confusion score for this pair is 47818, derived from the frequency rank of both members and their visual similarity.
cos is recorded at frequency rank #23,736, classified as anoun, pronounced [ˈkos]. Cox is at rank #24,082, tagged as aname, pronounced [ˈkoks].
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 47818, this pair ranks #117,934 of 323,831 scored Spanish confusable pairs - roughly mid-pack for confusability.
Orthographic DNA of cos vs Cox
Shared letters: co. Private to "cos": s. Private to "Cox": x.
"cos" · 3 letters · shape CVC · "Cox" · 3 letters · shape CVC
Frequently Asked Questions
Can "cos" and "Cox" be used interchangeably?
In ordinary Spanish text, does "cos" or "Cox" 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 "cos" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "Cox" - compare definitions side by side with the headword page. Word entry
- This pair ranks #117,934 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
- "cos" and "Cox" also get mixed up with nearby pairs, the highest-scored neighbour is "Cox vs cuc". Nearby pair
Confusion rank #117,934 of 323,831 scored Spanish pairs, corpus vintage 2026-09-03, not spelling advice.