Which to use
“fax” is a noun and “flo” is a verb - they look or sound alike but fill different roles in a sentence.
- #14,370
- “fax” frequency rank
- #26,750
- “flo” frequency rank
- 41120
- confusion score
Side-by-Side Comparison
| Feature | fax | flo |
|---|---|---|
| Definition | aparelho transmissor e receptor de documentos em fac-símile | respirar. |
Where the eye mixes fax and flo
Muted = shared; highlighted = the visual trap. They share 1 letter in sequence.
Look-alike desk: fax vs flo
These two trip readers on the page rather than in the ear: fax is /ˈfaks/ while flo is /floː/. Spoken aloud the problem disappears. In writing it persists, because they share most of their letters but differ in 2 positions, and the parts of speech differ too (noun vs verb), which is usually the fastest check. Our composite confusion score for this pair is 41120, derived from the frequency rank of both members and their visual similarity.
fax is recorded at frequency rank #14,370, classified as anoun, pronounced /ˈfaks/. flo is at rank #26,750, tagged as averb, pronounced /floː/.
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 41120, this pair ranks #24,870 of 75,631 scored Portuguese confusable pairs - roughly mid-pack for confusability.
Orthographic DNA of fax vs flo
Shared letters: f. Private to "fax": ax. Private to "flo": lo.
"fax" · 3 letters · shape CVC · "flo" · 3 letters · shape CCV
Frequently Asked Questions
Can "fax" and "flo" be used interchangeably?
Frequency check: "fax" vs "flo" - which ranks higher?
After this comparison
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 "flo" - compare definitions side by side with the headword page. Word entry
- This pair ranks #24,870 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
- "fax" and "flo" also get mixed up with nearby pairs, the highest-scored neighbour is "filão vs flo". Nearby pair
Confusion rank #24,870 of 75,631 scored Portuguese pairs, corpus vintage 2026-09-03, not spelling advice.