sitiovsstoTell them apart

Quick tell: sitio is a noun, sto is a num, so they fill different roles in a sentence.

Which to use

“sitio” is a noun and “sto” is a num - they look or sound alike but fill different roles in a sentence.

#439
“sitio” frequency rank
#36,304
“sto” frequency rank
36743
confusion score

Side-by-Side Comparison

Feature sitio sto
Definition Una posición. Ciento.

Where the eye mixes sitio and sto

Muted = shared; highlighted = the visual trap. They share 3 letters in sequence. sitio runs 5 letters (CVCVV) against sto's 3 (CCV) - the length gap alone is often enough to separate them once you know to check it.

5 ch
sitio
3 ch
sto

Why the eye confuses sitio with sto

These two trip readers on the page rather than in the ear: sitio is [ˈsit̪jo] while sto is [ˈsto]. 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 (noun vs num), which is usually the fastest check. Our composite confusion score for this pair is 36743, derived from the frequency rank of both members and their visual similarity.

sitio is recorded at frequency rank #439, classified as anoun, pronounced [ˈsit̪jo]. sto is at rank #36,304, tagged as anum, pronounced [ˈsto].

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 36743, this pair ranks #179,031 of 323,831 scored Spanish confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of sitio vs sto

Shared letters: ost. Private to "sitio": i. Private to "sto": -.

"sitio" · 5 letters · shape CVCVV  ·  "sto" · 3 letters · shape CCV

Known mistypes of this pair

  • sitio ← citio · istio · siito · sitoi · sittio · ssitio · stiio

Frequently Asked Questions

Can "sitio" and "sto" be used interchangeably?
No - they are not even the same part of speech. "sitio" is a noun and "sto" a num, so a sentence built for one is usually ungrammatical with the other.
Frequency check: "sitio" vs "sto" - which ranks higher?
"sitio" is the more common of the two: it sits at frequency rank #439 in our Spanish list, against #36,304 for "sto". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

What to do next

Pronunciation already separates them, if the page still looks alike, the dictionary links below settle it.

  • Full dictionary entry for "sitio" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "sto" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #179,031 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "sitio" and "sto" 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 #179,031 of 323,831 scored Spanish pairs, corpus vintage 2026-09-03, not spelling advice.

Source: Wiktionary (via kaikki.org) Structured Wiktionary extract

Source: FrequencyWords open word-frequency list