Which to use
“fax” is a noun and “fix” is a verb - they look or sound alike but fill different roles in a sentence.
- #13,698
- “fax” frequency rank
- #40,843
- “fix” frequency rank
- 54541
- confusion score
Side-by-Side Comparison
| Feature | fax | fix |
|---|---|---|
| Definition | Sistema de comunicación que permite enviar y recibir información gráfica a través de la línea telefónica. | Fijar. |
Where the eye mixes fax and fix
Muted = shared; highlighted = the visual trap. They share 2 letters in sequence.
Why the eye confuses fax with fix
These two trip readers on the page rather than in the ear: fax is [ˈfaks] while fix is /fɪks/. Spoken aloud the problem disappears. In writing it persists, because they differ by a single letter - a in “fax” becomes i in “fix”, and the parts of speech differ too (noun vs verb), which is usually the fastest check. Our composite confusion score for this pair is 54541, derived from the frequency rank of both members and their visual similarity.
fax is recorded at frequency rank #13,698, classified as anoun, pronounced [ˈfaks]. fix is at rank #40,843, tagged as averb, pronounced /fɪks/.
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 54541, this pair ranks #82,868 of 323,831 scored Spanish confusable pairs - roughly mid-pack for confusability.
Orthographic DNA of fax vs fix
Shared letters: fx. Private to "fax": a. Private to "fix": i.
"fax" · 3 letters · shape CVC · "fix" · 3 letters · shape CVC
Frequently Asked Questions
Is swapping "fax" for "fix" ever safe?
Frequency check: "fax" vs "fix" - which ranks higher?
What to do next
Pronunciation already separates them, if the page still looks alike, the dictionary links below settle it.
- Full dictionary entry for "fax" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "fix" - compare definitions side by side with the headword page. Word entry
- This pair ranks #82,868 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
- "fax" and "fix" also get mixed up with nearby pairs, the highest-scored neighbour is "fix vs fua". Nearby pair
Confusion rank #82,868 of 323,831 scored Spanish pairs, corpus vintage 2026-09-03, not spelling advice.