sethvsstoConfusable pair

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

Which to use

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

#13,909
“seth” frequency rank
#31,269
“sto” frequency rank
45178
confusion score

Side-by-Side Comparison

Feature seth sto
Definition Flèche, sagette (arme). Contraction de la préposition et de l'article défini, « dans le ».

Where the eye mixes seth and sto

Muted = shared; highlighted = the visual trap. They share 2 letters in sequence.

4 ch
seth
3 ch
sto

Why the eye confuses seth with sto

These two trip readers on the page rather than in the ear: seth is \ˈsɛːs\ while sto is \sɛ\. 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 (noun vs preposition), which is usually the fastest check. Our composite confusion score for this pair is 45178, derived from the frequency rank of both members and their visual similarity.

seth is recorded at frequency rank #13,909, classified as anoun, pronounced \ˈsɛːs\. sto is at rank #31,269, tagged as aprep, pronounced \sɛ\.

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 45178, this pair ranks #204,771 of 440,172 scored French confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of seth vs sto

Shared letters: st. Private to "seth": eh. Private to "sto": o.

"seth" · 4 letters · shape CVCC  ·  "sto" · 3 letters · shape CCV

Known mistypes of this pair

  • sethesth · seht · sethh · setth · sseth · steh

Frequently Asked Questions

Do "seth" and "sto" mean the same thing in a sentence?
No - they are not even the same part of speech. "seth" is a noun and "sto" a preposition, so a sentence built for one is usually ungrammatical with the other.
In ordinary French text, does "seth" or "sto" show up more?
"seth" is the more common of the two: it sits at frequency rank #13,909 in our French list, against #31,269 for "sto". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

After this comparison

Eye-level mix-up between "seth" and "sto" is sorted above. Next: full entries or other pairs that share a letter shape.

  • Full dictionary entry for "seth" 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 #204,771 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "seth" and "sto" also get mixed up with nearby pairs, the highest-scored neighbour is "sto vs suu". 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 #204,771 of 440,172 scored French pairs, corpus vintage 2026-09-03, not spelling advice.

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

Source: FrequencyWords open word-frequency list