islavsisleWhich spelling fits?

Which to use

“isla” and “isle” are a confusable French pair: similar on the page, but distinct in meaning, check the gloss before you choose.

#36,015
“isla” frequency rank
#11,988
“isle” frequency rank
48003
confusion score

Side-by-Side Comparison

Feature isla isle
Definition Île. Île.

Where the eye mixes isla and isle

Muted = shared; highlighted = the visual trap. They share 3 letters in sequence.

4 ch
isla
4 ch
isle

Look-alike desk: isla vs isle

A purely visual mix-up. isla (\ˈis.la\) and isle (\il\) are said differently, so reading them aloud is the quickest way to catch the wrong one. On the page they stay close: they differ by a single letter - a in “isla” becomes e in “isle”. Our composite confusion score for this pair is 48003, derived from the frequency rank of both members and their visual similarity.

isla is recorded at frequency rank #36,015, classified as anoun, pronounced \ˈis.la\. isle is at rank #11,988, tagged as anoun, pronounced \il\.

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 48003, this pair ranks #182,423 of 440,172 scored French confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of isla vs isle

Shared letters: ils. Private to "isla": a. Private to "isle": e.

"isla" · 4 letters · shape VCCV  ·  "isle" · 4 letters · shape VCCV

Known mistypes of this pair

  • islaisal · islla · issla · sila
  • isleisel · islle · issle · sile

Frequently Asked Questions

Do "isla" and "isle" mean the same thing in a sentence?
No. They are said differently (\ˈis.la\ versus \il\) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Frequency check: "isla" vs "isle" - which ranks higher?
"isle" is the more common of the two: it sits at frequency rank #11,988 in our French list, against #36,015 for "isla". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

After this comparison

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

  • Full dictionary entry for "isla" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "isle" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #182,423 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "isla" and "isle" also get mixed up with nearby pairs, the highest-scored neighbour is "isi vs isla". 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 #182,423 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