novsnonoTell them apart

Quick tell: no is a pronoun, nono is an adjective, so they fill different roles in a sentence.

Which to use

“no” is a pronoun and “nono” is an adjective - they look or sound alike but fill different roles in a sentence.

#15
“no” frequency rank
#14,415
“nono” frequency rank
14430
confusion score

Side-by-Side Comparison

Feature no nono
Definition forma enclítica do pronome o quando precedido de forma verbal terminada em som nasal refere-se àquele que ocupa a posição nove em uma série; o que vem depois do oitavo

Letter map: no vs nono

Shared letters muted; letters that set no and nono apart highlighted. Shared run: 2.

2 ch
no
4 ch
nono

Part-of-speech tell for no / nono

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: no is apronoun and nonoanadjective. On the page they differ by 2 extra letter(s) - “no” sits inside “nono”. Our composite confusion score for this pair is 14430, derived from the frequency rank of both members and their visual similarity.

no is recorded at frequency rank #15, classified as apron. nono is at rank #14,415, tagged as anadj, pronounced /ˈno.nu/.

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 14430, this pair ranks #57,649 of 75,631 scored Portuguese confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of no vs nono

Shared letters: no. Private to "no": -. Private to "nono": -.

"no" · 2 letters · shape CV  ·  "nono" · 4 letters · shape CVCV

Known mistypes of this pair

  • nononnono · nnoo · nonno · onno

Frequently Asked Questions

Can "no" and "nono" be used interchangeably?
No - they are not even the same part of speech. "no" is a pronoun and "nono" an adjective, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "no" or "nono"?
"no" is the more common of the two: it sits at frequency rank #15 in our Portuguese list, against #14,415 for "nono". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

Useful next steps

You've compared "no" and "nono". Here's where to go from here.

  • Full dictionary entry for "no" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "nono" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #57,649 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
  • "no" and "nono" also get mixed up with nearby pairs, the highest-scored neighbour is "nono 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 #57,649 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