Which to use
“omo” is a noun and “oni” is a pronoun - they look or sound alike but fill different roles in a sentence.
- #40,711
- “omo” frequency rank
- #49,618
- “oni” frequency rank
- 90329
- confusion score
Side-by-Side Comparison
| Feature | omo | oni |
|---|---|---|
| Definition | ohm, unidade de medida de resistência elétrica no Sistema Internacional de Unidades (SI) | pronome pessoal do caso nominativo da terceira pessoa do plural de gênero masculino pessoal, eles |
Letter map: omo vs oni
Shared letters muted; letters that set omo and oni apart highlighted. Shared run: 1.
Part-of-speech tell for omo / oni
Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: omo is anoun and oniapronoun. On the page they share most of their letters but differ in 2 positions. Our composite confusion score for this pair is 90329, derived from the frequency rank of both members and their visual similarity.
omo is recorded at frequency rank #40,711, classified as anoun, pronounced /ˈo.mo/, /ˈɔ.mɔ/. oni is at rank #49,618, tagged as apron.
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 90329, this pair ranks #270 of 75,631 scored Portuguese confusable pairs - among the most confusable pairs.
Orthographic DNA of omo vs oni
Shared letters: o. Private to "omo": m. Private to "oni": in.
"omo" · 3 letters · shape VCV · "oni" · 3 letters · shape VCV
Frequently Asked Questions
Can "omo" and "oni" be used interchangeably?
Frequency check: "omo" vs "oni" - which ranks higher?
What to do next
Pair "omo" vs "oni" is on the table, pick a follow-up below.
- Full dictionary entry for "omo" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "oni" - compare definitions side by side with the headword page. Word entry
- This pair ranks #270 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
- "omo" and "oni" also get mixed up with nearby pairs, the highest-scored neighbour is "oni vs ons". Nearby pair
Confusion rank #270 of 75,631 scored Portuguese pairs, corpus vintage 2026-09-03, not spelling advice.