ono vs ons, What's the Difference?

Which to use

“ono” and “ons” are a confusable Portuguese pair: similar on the page, but distinct in meaning, check the gloss before you choose.

#37,444
“ono” frequency rank: #48,564
“ons” frequency rank: 86008
confusion score

Side-by-Side Comparison

Feature	ono	ons
Definition	pronome pessoal neutro do caso nominativo da terceira pessoa do singular	pronome pessoal neutro do caso nominativo da terceira pessoa do plural

Letter map: ono vs ons

Shared letters muted; letters that set ono and ons apart highlighted. Shared run: 2.

3 ch

ono

3 ch

ons

Pair insight - ono / ons

ono and ons are indexed as a confusable Portuguese pair. We have no recorded pronunciation or part of speech for both members, so the spelling overlap is what we can show you: they differ by a single letter - o in “ono” becomes s in “ons”. Our composite confusion score for this pair is 86008, derived from the frequency rank of both members and their visual similarity.

ono is recorded at frequency rank #37,444, classified as apron. ons is at rank #48,564, tagged as apron, pronounced /ons/.

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 86008, this pair ranks #631 of 75,631 scored Portuguese confusable pairs - among the most confusable pairs.

Orthographic DNA of ono vs ons

Shared letters: no. Private to "ono": -. Private to "ons": s.

"ono" · 3 letters · shape VCV · "ons" · 3 letters · shape VCC

Frequently Asked Questions

Do "ono" and "ons" mean the same thing in a sentence?

No. They differ by a single letter - o in “ono” becomes s in “ons”, but the dictionary glosses above give them different meanings, so swapping one for the other changes what the sentence says.

Frequency check: "ono" vs "ons" - which ranks higher?

"ono" is the more common of the two: it sits at frequency rank #37,444 in our Portuguese list, against #48,564 for "ons". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

After this comparison

Pair "ono" vs "ons" is on the table, pick a follow-up below.

Full dictionary entry for "ono" with definition, IPA, and generated misspellings. Word entry
Full dictionary entry for "ons" - compare definitions side by side with the headword page. Word entry
This pair ranks #631 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
"ono" and "ons" also get mixed up with nearby pairs, the highest-scored neighbour is "oni vs ons". Nearby pair

Confusion rank #631 of 75,631 scored Portuguese pairs, corpus vintage 2026-09-03, not spelling advice.