idéevsileWhich spelling fits?

Which to use

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

#354
“idée” frequency rank
#3,925
“ile” frequency rank
4279
confusion score

Side-by-Side Comparison

Feature idée ile
Definition Suggestion. Espace de terre entouré d’eau de tous côtés.

Where the eye mixes idée and ile

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

4 ch
idée
3 ch
ile

Visual trap between idée and ile

A purely visual mix-up. idée (\i.de\) and ile (\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 1 letter(s) in length. Our composite confusion score for this pair is 4279, derived from the frequency rank of both members and their visual similarity.

idée is recorded at frequency rank #354, classified as anoun, pronounced \i.de\. ile is at rank #3,925, 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 4279, this pair ranks #432,008 of 440,172 scored French confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of idée vs ile

Shared letters: ei. Private to "idée": . Private to "ile": l.

"idée" · 4 letters · shape VCVV  ·  "ile" · 3 letters · shape VCV

Frequently Asked Questions

Is swapping "idée" for "ile" ever safe?
No. They are said differently (\i.de\ versus \il\) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
In ordinary French text, does "idée" or "ile" show up more?
"idée" is the more common of the two: it sits at frequency rank #354 in our French list, against #3,925 for "ile". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

Useful next steps

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

  • Full dictionary entry for "idée" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "ile" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #432,008 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "idée" and "ile" also get mixed up with nearby pairs, the highest-scored neighbour is "ile vs isi". Nearby pair

Confusion rank #432,008 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