skullvssulWhich spelling fits?

Quick tell: skull is a noun, sul is an article, so they fill different roles in a sentence.

Which to use

“skull” is a noun and “sul” is an article - they look or sound alike but fill different roles in a sentence.

#49,364
“skull” frequency rank
#33,033
“sul” frequency rank
82397
confusion score

Side-by-Side Comparison

Feature skull sul
Definition Crâne. Sur le.

Where the eye mixes skull and sul

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

5 ch
skull
3 ch
sul

Look-alike desk: skull vs sul

These two trip readers on the page rather than in the ear: skull is \ˈskəl\ while sul is \ˈsul\. 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 article), which is usually the fastest check. Our composite confusion score for this pair is 82397, derived from the frequency rank of both members and their visual similarity.

skull is recorded at frequency rank #49,364, classified as anoun, pronounced \ˈskəl\. sul is at rank #33,033, tagged as anarticle, pronounced \ˈsul\.

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 82397, this pair ranks #16,818 of 440,172 scored French confusable pairs - among the most confusable pairs.

Orthographic DNA of skull vs sul

Shared letters: lsu. Private to "skull": k. Private to "sul": -.

"skull" · 5 letters · shape CCVCC  ·  "sul" · 3 letters · shape CVC

Known mistypes of this pair

  • skull ← ksull · skkull · sklul · skul · sskull · sukll

Frequently Asked Questions

Do "skull" and "sul" mean the same thing in a sentence?
No - they are not even the same part of speech. "skull" is a noun and "sul" an article, so a sentence built for one is usually ungrammatical with the other.
In ordinary French text, does "skull" or "sul" show up more?
"sul" is the more common of the two: it sits at frequency rank #33,033 in our French list, against #49,364 for "skull". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

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

  • Full dictionary entry for "skull" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "sul" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #16,818 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "skull" and "sul" also get mixed up with nearby pairs, the highest-scored neighbour is "skull vs Soult". 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 #16,818 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