Which to use
“nula” and “nulo” are a confusable Spanish pair: similar on the page, but distinct in meaning, check the gloss before you choose.
- #10,538
- “nula” frequency rank
- #11,460
- “nulo” frequency rank
- 21998
- confusion score
Side-by-Side Comparison
| Feature | nula | nulo |
|---|---|---|
| Definition | Forma del femenino singular de nulo. | Sin fuerza jurídica, sin valor para obligar a hacer algo, carente de efecto, por no cumplir con las leyes o por poseer un vicio en las formalidades requeridas. |
Where the eye mixes nula and nulo
Muted = shared; highlighted = the visual trap. They share 3 letters in sequence.
Why the eye confuses nula with nulo
A purely visual mix-up. nula ([ˈnula]) and nulo ([ˈnulo]) 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 a single letter - a in “nula” becomes o in “nulo”. Our composite confusion score for this pair is 21998, derived from the frequency rank of both members and their visual similarity.
nula is recorded at frequency rank #10,538, classified as anadj, pronounced [ˈnula]. nulo is at rank #11,460, tagged as anadj, pronounced [ˈnulo].
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 21998, this pair ranks #252,397 of 323,831 scored Spanish confusable pairs - a relatively easy-to-tell-apart pair.
Orthographic DNA of nula vs nulo
Shared letters: lnu. Private to "nula": a. Private to "nulo": o.
"nula" · 4 letters · shape CVCV · "nulo" · 4 letters · shape CVCV
Known mistypes of this pair
Frequently Asked Questions
Is swapping "nula" for "nulo" ever safe?
In ordinary Spanish text, does "nula" or "nulo" show up more?
After this comparison
Eye-level mix-up between "nula" and "nulo" is sorted above. Next: full entries or other pairs that share a letter shape.
- Full dictionary entry for "nula" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "nulo" - compare definitions side by side with the headword page. Word entry
- This pair ranks #252,397 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
- "nula" and "nulo" also get mixed up with nearby pairs, the highest-scored neighbour is "nui vs nulo". 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 #252,397 of 323,831 scored Spanish pairs, corpus vintage 2026-09-03, not spelling advice.