nojovsnonWhich spelling fits?

Quick tell: nojo is a noun, non is an adverb, so they fill different roles in a sentence.

Which to use

“nojo” is a noun and “non” is an adverb - they look or sound alike but fill different roles in a sentence.

#8,793
“nojo” frequency rank
#6,793
“non” frequency rank
15586
confusion score

Side-by-Side Comparison

Feature nojo non
Definition repugnância que uma pessoa ou coisa inspira, seja física ou moral não

Letter map: nojo vs non

Shared letters muted; letters that set nojo and non apart highlighted. Shared run: 2.

4 ch
nojo
3 ch
non

Grammar separator: nojo vs non

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: nojo is anoun and nonanadverb. On the page they differ by 1 letter(s) in length. Our composite confusion score for this pair is 15586, derived from the frequency rank of both members and their visual similarity.

nojo is recorded at frequency rank #8,793, classified as anoun, pronounced /ˈno.ʒu/. non is at rank #6,793, tagged as anadv.

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 15586, this pair ranks #56,197 of 75,631 scored Portuguese confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of nojo vs non

Shared letters: no. Private to "nojo": j. Private to "non": -.

"nojo" · 4 letters · shape CVCV  ·  "non" · 3 letters · shape CVC

Known mistypes of this pair

  • nojonjoo · nnojo · nojjo · nooj · onjo

Frequently Asked Questions

Can "nojo" and "non" be used interchangeably?
No - they are not even the same part of speech. "nojo" is a noun and "non" an adverb, so a sentence built for one is usually ungrammatical with the other.
In ordinary Portuguese text, does "nojo" or "non" show up more?
"non" is the more common of the two: it sits at frequency rank #6,793 in our Portuguese list, against #8,793 for "nojo". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Useful next steps

Done with this confusable. These links stay specific to "nojo" and "non".

  • Full dictionary entry for "nojo" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "non" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #56,197 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
  • "nojo" and "non" also get mixed up with nearby pairs, the highest-scored neighbour is "nojo vs noon". 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 #56,197 of 75,631 scored Portuguese pairs, corpus vintage 2026-09-03, not spelling advice.

Source: Wiktionary (via kaikki.org) Structured Wiktionary extract

Source: FrequencyWords open word-frequency list