nvsNotWhich spelling fits?

Quick tell: n is a adverb, Not is a noun, so they fill different roles in a sentence.

Which to use

“n” is an adverb and “Not” is a noun - they look or sound alike but fill different roles in a sentence.

#585
“n” frequency rank
#3,924
“Not” frequency rank
4509
confusion score

Side-by-Side Comparison

Feature n Not
Definition não necessidade

Letter map: n vs Not

Shared letters muted; letters that set n and Not apart highlighted. Shared run: 1.

1 ch
n
3 ch
Not

Part-of-speech tell for n / Not

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: n is anadverb and Notanoun. On the page they differ by 2 extra letter(s) - “n” sits inside “Not”. Our composite confusion score for this pair is 4509, derived from the frequency rank of both members and their visual similarity.

n is recorded at frequency rank #585, classified as anadv. Not is at rank #3,924, tagged as anoun, pronounced /noːt/.

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 4509, this pair ranks #70,366 of 75,631 scored Portuguese confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of n vs Not

Shared letters: n. Private to "n": -. Private to "Not": ot.

"n" · 1 letters · shape C  ·  "Not" · 3 letters · shape CVC

Frequently Asked Questions

Can "n" and "Not" be used interchangeably?
No - they are not even the same part of speech. "n" is an adverb and "Not" a noun, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "n" or "Not"?
"n" is the more common of the two: it sits at frequency rank #585 in our Portuguese list, against #3,924 for "Not". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

Done with this confusable. These links stay specific to "n" and "Not".

  • Full dictionary entry for "n" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "Not" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #70,366 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
  • "n" and "Not" also get mixed up with nearby pairs, the highest-scored neighbour is "noon vs Not". Nearby pair

Confusion rank #70,366 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