SolavssulWhich spelling fits?

Quick tell: Sola is a name, sul is a noun, so they fill different roles in a sentence.

Which to use

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

#758
“Sola” frequency rank
#20,840
“sul” frequency rank
21598
confusion score

Side-by-Side Comparison

Feature Sola sul
Definition Provincia de Francia situada en la zona del País Vasco francés en Aquitania. Su capital es Mauleón-Licharre. Sur.

Where the eye mixes Sola and sul

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

4 ch
Sola
3 ch
sul

Visual trap between Sola and sul

These two trip readers on the page rather than in the ear: Sola is [ˈsola] while sul is /ˈsul/. 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 (name vs noun), which is usually the fastest check. Our composite confusion score for this pair is 21598, derived from the frequency rank of both members and their visual similarity.

Sola is recorded at frequency rank #758, classified as aname, pronounced [ˈsola]. sul is at rank #20,840, tagged as anoun, 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 21598, this pair ranks #254,200 of 323,831 scored Spanish confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of Sola vs sul

Shared letters: ls. Private to "Sola": ao. Private to "sul": u.

"Sola" · 4 letters · shape CVCV  ·  "sul" · 3 letters · shape CVC

Known mistypes of this pair

  • Solaosla · sloa · soal · solla · ssola

Frequently Asked Questions

Is swapping "Sola" for "sul" ever safe?
No - they are not even the same part of speech. "Sola" is a name and "sul" a noun, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "Sola" or "sul"?
"Sola" is the more common of the two: it sits at frequency rank #758 in our Spanish list, against #20,840 for "sul". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

What to do next

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

  • Full dictionary entry for "Sola" 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 #254,200 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "Sola" and "sul" also get mixed up with nearby pairs, the highest-scored neighbour is "sila vs sul". 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 #254,200 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