Which to use
“súbito” is an adjective and “subo” is a verb - they look or sound alike but fill different roles in a sentence.
- #37,342
- “súbito” frequency rank
- #11,319
- “subo” frequency rank
- 48661
- confusion score
Side-by-Side Comparison
| Feature | súbito | subo |
|---|---|---|
| Definition | Que ocurre rápidamente y con poca o ninguna advertencia. | Primera persona del singular (yo) del presente de indicativo de subir o de subirse. |
Where the eye mixes súbito and subo
Muted = shared; highlighted = the visual trap. They share 3 letters in sequence. súbito runs 6 letters (CVCVCV) against subo's 4 (CVCV) - the length gap alone is often enough to separate them once you know to check it.
Why the eye confuses súbito with subo
These two trip readers on the page rather than in the ear: súbito is [ˈsuβ̞it̪o] while subo is [ˈsuβ̞o]. Spoken aloud the problem disappears. In writing it persists, because they differ by 2 letter(s) in length, and the parts of speech differ too (adjective vs verb), which is usually the fastest check. Our composite confusion score for this pair is 48661, derived from the frequency rank of both members and their visual similarity.
súbito is recorded at frequency rank #37,342, classified as anadj, pronounced [ˈsuβ̞it̪o]. subo is at rank #11,319, tagged as averb, pronounced [ˈsuβ̞o].
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 48661, this pair ranks #113,198 of 323,831 scored Spanish confusable pairs - roughly mid-pack for confusability.
Orthographic DNA of súbito vs subo
Shared letters: bos. Private to "súbito": itú. Private to "subo": u.
"súbito" · 6 letters · shape CVCVCV · "subo" · 4 letters · shape CVCV
Known mistypes of this pair
- subo ← sbuo · ssubo · subbo · suob · suvo · usbo
Frequently Asked Questions
Is swapping "súbito" for "subo" ever safe?
Frequency check: "súbito" vs "subo" - which ranks higher?
Useful next steps
Pronunciation already separates them, if the page still looks alike, the dictionary links below settle it.
- Full dictionary entry for "súbito" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "subo" - compare definitions side by side with the headword page. Word entry
- This pair ranks #113,198 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
- "súbito" and "subo" also get mixed up with nearby pairs, the highest-scored neighbour is "subís vs súbito". 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 #113,198 of 323,831 scored Spanish pairs, corpus vintage 2026-09-03, not spelling advice.