Which to use
“su” is an adjective and “supe” is a verb - they look or sound alike but fill different roles in a sentence.
- #20
- “su” frequency rank
- #4,954
- “supe” frequency rank
- 4974
- confusion score
Side-by-Side Comparison
| Feature | su | supe |
|---|---|---|
| Definition | Adjetivo posesivo de la tercera persona; de él, de ella, de ellos, de ellas. | Primera persona del singular (yo) del pretérito perfecto simple de indicativo de saber. |
Where the eye mixes su and supe
Muted = shared; highlighted = the visual trap. They share 2 letters in sequence.
Visual trap between su and supe
These two trip readers on the page rather than in the ear: su is [su] while supe is [ˈsupe]. Spoken aloud the problem disappears. In writing it persists, because they differ by 2 extra letter(s) - “su” sits inside “supe”, and the parts of speech differ too (adjective vs verb), which is usually the fastest check. Our composite confusion score for this pair is 4974, derived from the frequency rank of both members and their visual similarity.
su is recorded at frequency rank #20, classified as anadj, pronounced [su]. supe is at rank #4,954, tagged as averb, pronounced [ˈsupe].
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 4974, this pair ranks #314,792 of 323,831 scored Spanish confusable pairs - a relatively easy-to-tell-apart pair.
Orthographic DNA of su vs supe
Shared letters: su. Private to "su": -. Private to "supe": ep.
"su" · 2 letters · shape CV · "supe" · 4 letters · shape CVCV
Known mistypes of this pair
- supe ← spue · ssupe · suep · suppe · uspe
Frequently Asked Questions
Can "su" and "supe" be used interchangeably?
Which is more common, "su" or "supe"?
What to do next
Visual near-miss handled. Browse the word pages or a neighbour when the next look-alike shows up.
- Full dictionary entry for "su" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "supe" - compare definitions side by side with the headword page. Word entry
- This pair ranks #314,792 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
- "su" and "supe" also get mixed up with nearby pairs, the highest-scored neighbour is "supe vs Susa". 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 #314,792 of 323,831 scored Spanish pairs, corpus vintage 2026-09-03, not spelling advice.