Which to use
“nu” and “nula” are a confusable Portuguese pair: similar on the page, but distinct in meaning, check the gloss before you choose.
- #5,663
- “nu” frequency rank
- #21,530
- “nula” frequency rank
- 27193
- confusion score
Side-by-Side Comparison
| Feature | nu | nula |
|---|---|---|
| Definition | despido, em pelo, sem roupas | feminino de nulo |
Where the eye mixes nu and nula
Muted = shared; highlighted = the visual trap. They share 2 letters in sequence.
Visual trap between nu and nula
A purely visual mix-up. nu (/ˈnu/) and nula (/ˈnu.lɐ/) are said differently, so reading them aloud is the quickest way to catch the wrong one. On the page they stay close: they differ by 2 extra letter(s) - “nu” sits inside “nula”. Our composite confusion score for this pair is 27193, derived from the frequency rank of both members and their visual similarity.
nu is recorded at frequency rank #5,663, classified as anadj, pronounced /ˈnu/. nula is at rank #21,530, tagged as anadj, pronounced /ˈnu.lɐ/.
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 27193, this pair ranks #41,816 of 75,631 scored Portuguese confusable pairs - roughly mid-pack for confusability.
Orthographic DNA of nu vs nula
Shared letters: nu. Private to "nu": -. Private to "nula": al.
"nu" · 2 letters · shape CV · "nula" · 4 letters · shape CVCV
Known mistypes of this pair
- nula ← nlua · nnula · nual · nulla · unla
Frequently Asked Questions
Is swapping "nu" for "nula" ever safe?
In ordinary Portuguese text, does "nu" or "nula" show up more?
After this comparison
Pronunciation already separates them, if the page still looks alike, the dictionary links below settle it.
- Full dictionary entry for "nu" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "nula" - compare definitions side by side with the headword page. Word entry
- This pair ranks #41,816 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
- "nu" and "nula" also get mixed up with nearby pairs, the highest-scored neighbour is "nula vs null". 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 #41,816 of 75,631 scored Portuguese pairs, corpus vintage 2026-09-03, not spelling advice.