Which to use
“one” and “open” are a confusable Portuguese pair: similar on the page, but distinct in meaning, check the gloss before you choose.
- #1,219
- “one” frequency rank
- #3,348
- “open” frequency rank
- 4567
- confusion score
Side-by-Side Comparison
| Feature | one | open |
|---|---|---|
| Definition | único: | aberto |
Where the eye mixes one and open
Muted = shared; highlighted = the visual trap. They share 2 letters in sequence.
Visual trap between one and open
A purely visual mix-up. one (/ˈwɐn/) and open (/ˈəʊ.pən/) 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 1 letter(s) in length. Our composite confusion score for this pair is 4567, derived from the frequency rank of both members and their visual similarity.
one is recorded at frequency rank #1,219, classified as anadj, pronounced /ˈwɐn/. open is at rank #3,348, tagged as anadj, pronounced /ˈəʊ.pən/.
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 4567, this pair ranks #70,303 of 75,631 scored Portuguese confusable pairs - a relatively easy-to-tell-apart pair.
Orthographic DNA of one vs open
Shared letters: eno. Private to "one": -. Private to "open": p.
"one" · 3 letters · shape VCV · "open" · 4 letters · shape VCVC
Known mistypes of this pair
- open ← oepn · openn · opne · oppen · poen
Frequently Asked Questions
Do "one" and "open" mean the same thing in a sentence?
Which is more common, "one" or "open"?
Useful next steps
Pronunciation already separates them, if the page still looks alike, the dictionary links below settle it.
- Full dictionary entry for "one" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "open" - compare definitions side by side with the headword page. Word entry
- This pair ranks #70,303 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
- "one" and "open" also get mixed up with nearby pairs, the highest-scored neighbour is "one vs oni". 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 #70,303 of 75,631 scored Portuguese pairs, corpus vintage 2026-09-03, not spelling advice.