stovsstopTell them apart

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

Which to use

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

#36,304
“sto” frequency rank
#9,898
“stop” frequency rank
46202
confusion score

Side-by-Side Comparison

Feature sto stop
Definition Ciento. En los reproductores de música, el botón con el símbolo de cuadrado que se usa para detener la canción.

Where the eye mixes sto and stop

Muted = shared; highlighted = the visual trap. They share 3 letters in sequence.

3 ch
sto
4 ch
stop

Why the eye confuses sto with stop

These two trip readers on the page rather than in the ear: sto is [ˈsto] while stop is [esˈt̪op]. Spoken aloud the problem disappears. In writing it persists, because they differ by 1 extra letter(s) - “sto” sits inside “stop”, and the parts of speech differ too (num vs noun), which is usually the fastest check. Our composite confusion score for this pair is 46202, 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]. stop is at rank #9,898, tagged as anoun, pronounced [esˈt̪op].

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 46202, this pair ranks #127,095 of 323,831 scored Spanish confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of sto vs stop

Shared letters: ost. Private to "sto": -. Private to "stop": p.

"sto" · 3 letters · shape CCV  ·  "stop" · 4 letters · shape CCVC

Known mistypes of this pair

  • stopsotp · sstop · stopp · stpo · sttop · tsop

Frequently Asked Questions

Do "sto" and "stop" mean the same thing in a sentence?
No - they are not even the same part of speech. "sto" is a num and "stop" a noun, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "sto" or "stop"?
"stop" is the more common of the two: it sits at frequency rank #9,898 in our Spanish list, against #36,304 for "sto". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Useful next steps

Visual near-miss handled. Browse the word pages or a neighbour when the next look-alike shows up.

  • Full dictionary entry for "sto" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "stop" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #127,095 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "sto" and "stop" 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 #127,095 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