nomvsnonoTell them apart

Quick tell: nom is a noun, nono is an adjective, so they fill different roles in a sentence.

Which to use

“nom” is a noun and “nono” is an adjective - they look or sound alike but fill different roles in a sentence.

#21,251
“nom” frequency rank
#14,415
“nono” frequency rank
35666
confusion score

Side-by-Side Comparison

Feature nom nono
Definition nome refere-se àquele que ocupa a posição nove em uma série; o que vem depois do oitavo

Letter map: nom vs nono

Shared letters muted; letters that set nom and nono apart highlighted. Shared run: 2.

3 ch
nom
4 ch
nono

Role in the sentence - nom and nono

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: nom is anoun and nonoanadjective. On the page they differ by 1 letter(s) in length. Our composite confusion score for this pair is 35666, derived from the frequency rank of both members and their visual similarity.

nom is recorded at frequency rank #21,251, classified as anoun. 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 35666, this pair ranks #31,351 of 75,631 scored Portuguese confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of nom vs nono

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

"nom" · 3 letters · shape CVC  ·  "nono" · 4 letters · shape CVCV

Known mistypes of this pair

  • nononnono · nnoo · nonno · onno

Frequently Asked Questions

Is swapping "nom" for "nono" ever safe?
No - they are not even the same part of speech. "nom" is a noun and "nono" an adjective, so a sentence built for one is usually ungrammatical with the other.
In ordinary Portuguese text, does "nom" or "nono" show up more?
"nono" is the more common of the two: it sits at frequency rank #14,415 in our Portuguese list, against #21,251 for "nom". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

Pair "nom" vs "nono" is on the table, pick a follow-up below.

  • Full dictionary entry for "nom" 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 #31,351 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
  • "nom" and "nono" also get mixed up with nearby pairs, the highest-scored neighbour is "nom 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 #31,351 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