sousvssunConfusable pair

Quick tell: sous is a preposition, sun is a verb, so they fill different roles in a sentence.

Which to use

“sous” is a preposition and “sun” is a verb - they look or sound alike but fill different roles in a sentence.

#115
“sous” frequency rank
#6,897
“sun” frequency rank
7012
confusion score

Side-by-Side Comparison

Feature sous sun
Definition Sert à marquer la situation d’une chose à l’égard d’une autre qui est au-dessus, par-dessus, qui la couvre en totalité ou en partie. Chanter

Letter map: sous vs sun

Shared letters muted; letters that set sous and sun apart highlighted. Shared run: 2.

4 ch
sous
3 ch
sun

Role in the sentence - sous and sun

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: sous is apreposition and sunaverb. On the page they differ by 1 letter(s) in length. Our composite confusion score for this pair is 7012, derived from the frequency rank of both members and their visual similarity.

sous is recorded at frequency rank #115, classified as aprep, pronounced \su\. sun is at rank #6,897, tagged as averb.

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 7012, this pair ranks #424,544 of 440,172 scored French confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of sous vs sun

Shared letters: su. Private to "sous": o. Private to "sun": n.

"sous" · 4 letters · shape CVVC  ·  "sun" · 3 letters · shape CVC

Known mistypes of this pair

  • sousosus · sosu · souss · ssous · suos

Frequently Asked Questions

Do "sous" and "sun" mean the same thing in a sentence?
No - they are not even the same part of speech. "sous" is a preposition and "sun" a verb, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "sous" or "sun"?
"sous" is the more common of the two: it sits at frequency rank #115 in our French list, against #6,897 for "sun". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

What to do next

Done with this confusable. These links stay specific to "sous" and "sun".

  • Full dictionary entry for "sous" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "sun" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #424,544 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "sous" and "sun" also get mixed up with nearby pairs, the highest-scored neighbour is "sun 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 #424,544 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