foncièrevsfrontièreTell them apart

Which to use

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

#9,165
“foncière” frequency rank
#2,079
“frontière” frequency rank
11244
confusion score

Side-by-Side Comparison

Feature foncière frontière
Definition Fond d’ardoise qui se trouve après une foncée. Les limites d’un état ou d’une contrée en tant qu’elles le séparent d’un autre état, d’une autre contrée.

Where the eye mixes foncière and frontière

Muted = shared; highlighted = the visual trap. They share 7 letters in sequence. foncière runs 8 letters (CVCCVVCV) against frontière's 9 (CCVCCVVCV) - the length gap alone is often enough to separate them once you know to check it.

8 ch
foncière
9 ch
frontière

Visual trap between foncière and frontière

A purely visual mix-up. foncière (\fɔ̃.sjɛʁ\) and frontière (\fʁɔ̃.tjɛʁ\) 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 11244, derived from the frequency rank of both members and their visual similarity.

foncière is recorded at frequency rank #9,165, classified as anoun, pronounced \fɔ̃.sjɛʁ\. frontière is at rank #2,079, tagged as anoun, pronounced \fʁɔ̃.tjɛʁ\.

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 11244, this pair ranks #409,877 of 440,172 scored French confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of foncière vs frontière

Shared letters: efinorè. Private to "foncière": c. Private to "frontière": t.

"foncière" · 8 letters · shape CVCCVVCV  ·  "frontière" · 9 letters · shape CCVCCVVCV

Frequently Asked Questions

Do "foncière" and "frontière" mean the same thing in a sentence?
No. They are said differently (\fɔ̃.sjɛʁ\ versus \fʁɔ̃.tjɛʁ\) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
In ordinary French text, does "foncière" or "frontière" show up more?
"frontière" is the more common of the two: it sits at frequency rank #2,079 in our French list, against #9,165 for "foncière". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

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

  • Full dictionary entry for "foncière" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "frontière" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #409,877 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "foncière" and "frontière" also get mixed up with nearby pairs, the highest-scored neighbour is "frontier vs frontière". Nearby pair

Confusion rank #409,877 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