sautvssubWhat's the difference?

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

Which to use

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

#5,187
“saut” frequency rank
#10,413
“sub” frequency rank
15600
confusion score

Side-by-Side Comparison

Feature saut sub
Definition Action de sauter, bond, mouvement brusque par lequel on s’élance en l’air. Préposition latine, qui s’emploie dans des locutions telles que :

Where the eye mixes saut and sub

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

4 ch
saut
3 ch
sub

Visual trap between saut and sub

These two trip readers on the page rather than in the ear: saut is \so\ while sub is \syb\. 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 15600, derived from the frequency rank of both members and their visual similarity.

saut is recorded at frequency rank #5,187, classified as anoun, pronounced \so\. sub is at rank #10,413, tagged as aprep, pronounced \syb\.

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 15600, this pair ranks #391,659 of 440,172 scored French confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of saut vs sub

Shared letters: su. Private to "saut": at. Private to "sub": b.

"saut" · 4 letters · shape CVVC  ·  "sub" · 3 letters · shape CVC

Known mistypes of this pair

  • sautasut · satu · sautt · ssaut · suat

Frequently Asked Questions

Can "saut" and "sub" be used interchangeably?
No - they are not even the same part of speech. "saut" is a noun and "sub" a preposition, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "saut" or "sub"?
"saut" is the more common of the two: it sits at frequency rank #5,187 in our French list, against #10,413 for "sub". 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 "saut" and "sub" is sorted above. Next: full entries or other pairs that share a letter shape.

  • Full dictionary entry for "saut" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "sub" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #391,659 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "saut" and "sub" also get mixed up with nearby pairs, the highest-scored neighbour is "sub 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 #391,659 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