nenavsnonWhich spelling fits?

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

Which to use

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

#41,147
“nena” frequency rank
#6,793
“non” frequency rank
47940
confusion score

Side-by-Side Comparison

Feature nena non
Definition pessoa de pouca idade, rapariga muito nova; menina; criança não

Letter map: nena vs non

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

4 ch
nena
3 ch
non

Part-of-speech tell for nena / non

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: nena is anoun and nonanadverb. On the page they differ by 1 letter(s) in length. Our composite confusion score for this pair is 47940, derived from the frequency rank of both members and their visual similarity.

nena is recorded at frequency rank #41,147, classified as anoun. 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 47940, this pair ranks #17,273 of 75,631 scored Portuguese confusable pairs - among the most confusable pairs.

Orthographic DNA of nena vs non

Shared letters: n. Private to "nena": ae. Private to "non": o.

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

Known mistypes of this pair

  • nenaenna · nean · nenna · nnea · nnena

Frequently Asked Questions

Do "nena" and "non" mean the same thing in a sentence?
No - they are not even the same part of speech. "nena" is a noun and "non" an adverb, so a sentence built for one is usually ungrammatical with the other.
In ordinary Portuguese text, does "nena" 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 #41,147 for "nena". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Useful next steps

Pair "nena" vs "non" is on the table, pick a follow-up below.

  • Full dictionary entry for "nena" 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 #17,273 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
  • "nena" and "non" also get mixed up with nearby pairs, the highest-scored neighbour is "nena vs novena". 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 #17,273 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