isolervsisoloirTell them apart

Quick tell: isoler is a verb, isoloir is a noun, so they fill different roles in a sentence.

Which to use

“isoler” is a verb and “isoloir” is a noun - they look or sound alike but fill different roles in a sentence.

#9,858
“isoler” frequency rank
#48,614
“isoloir” frequency rank
58472
confusion score

Side-by-Side Comparison

Feature isoler isoloir
Definition Séparer un lieu ou un objet de ce qui l’entoure. Cabine placée dans les salles de vote et où l’électeur s’isole pour préparer son bulletin de vote afin de garantir le secret du scrutin.

Where the eye mixes isoler and isoloir

Muted = shared; highlighted = the visual trap. They share 5 letters in sequence.

6 ch
isoler
7 ch
isoloir

Look-alike desk: isoler vs isoloir

These two trip readers on the page rather than in the ear: isoler is \i.zɔ.le\ while isoloir is \i.zɔ.lwaʁ\. 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 (verb vs noun), which is usually the fastest check. Our composite confusion score for this pair is 58472, derived from the frequency rank of both members and their visual similarity.

isoler is recorded at frequency rank #9,858, classified as averb, pronounced \i.zɔ.le\. isoloir is at rank #48,614, tagged as anoun, pronounced \i.zɔ.lwaʁ\.

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 58472, this pair ranks #108,884 of 440,172 scored French confusable pairs - among the most confusable pairs.

Orthographic DNA of isoler vs isoloir

Shared letters: ilors. Private to "isoler": e. Private to "isoloir": -.

"isoler" · 6 letters · shape VCVCVC  ·  "isoloir" · 7 letters · shape VCVCVVC

Known mistypes of this pair

  • isoleriosler · isloer · isoelr · isolerr · isoller · isolre · issoler · sioler
  • isoloiriosloir · islooir · isolior · isolloir · isoloirr · isolori · isoolir · issoloir

Frequently Asked Questions

Do "isoler" and "isoloir" mean the same thing in a sentence?
No - they are not even the same part of speech. "isoler" is a verb and "isoloir" a noun, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "isoler" or "isoloir"?
"isoler" is the more common of the two: it sits at frequency rank #9,858 in our French list, against #48,614 for "isoloir". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Useful next steps

Visual near-miss handled. Browse the word pages or a neighbour when the next look-alike shows up.

  • Full dictionary entry for "isoler" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "isoloir" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #108,884 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "isoler" and "isoloir" also get mixed up with nearby pairs, the highest-scored neighbour is "isola vs isoler". 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 #108,884 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