Which to use
“sto” is a num and “suso” is an adverb - they look or sound alike but fill different roles in a sentence.
- #36,304
- “sto” frequency rank
- #32,895
- “suso” frequency rank
- 69199
- confusion score
Side-by-Side Comparison
| Feature | sto | suso |
|---|---|---|
| Definition | Ciento. | Término castellano en desuso sinónimo de arriba, muy utilizado antiguamente en términos geográficos para distinguir entre las tierras situadas en la parte alta (de suso) y las situada en la parte baja (de yuso o de ayuso). |
Where the eye mixes sto and suso
Muted = shared; highlighted = the visual trap. They share 2 letters in sequence. sto runs 3 letters (CCV) against suso's 4 (CVCV) - the length gap alone is often enough to separate them once you know to check it.
Visual trap between sto and suso
These two trip readers on the page rather than in the ear: sto is [ˈsto] while suso is [ˈsuso]. Spoken aloud the problem disappears. In writing it persists, because they differ by 1 letter(s) in length, and the parts of speech differ too (num vs adverb), which is usually the fastest check. Our composite confusion score for this pair is 69199, derived from the frequency rank of both members and their visual similarity.
sto is recorded at frequency rank #36,304, classified as anum, pronounced [ˈsto]. suso is at rank #32,895, tagged as anadv, pronounced [ˈsuso].
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 69199, this pair ranks #32,546 of 323,831 scored Spanish confusable pairs - among the most confusable pairs.
Orthographic DNA of sto vs suso
Shared letters: os. Private to "sto": t. Private to "suso": u.
"sto" · 3 letters · shape CCV · "suso" · 4 letters · shape CVCV
Known mistypes of this pair
- suso ← ssuo · ssuso · susso
Frequently Asked Questions
Do "sto" and "suso" mean the same thing in a sentence?
Frequency check: "sto" vs "suso" - which ranks higher?
What to do next
Pronunciation already separates them, if the page still looks alike, the dictionary links below settle it.
- Full dictionary entry for "sto" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "suso" - compare definitions side by side with the headword page. Word entry
- This pair ranks #32,546 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
- "sto" and "suso" also get mixed up with nearby pairs, the highest-scored neighbour is "stem vs sto". 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 #32,546 of 323,831 scored Spanish pairs, corpus vintage 2026-09-03, not spelling advice.