expérimentalevsexpérimentauxConfusable pair

Which to use

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

#12,782
“expérimentale” frequency rank
#24,214
“expérimentaux” frequency rank
36996
confusion score

Side-by-Side Comparison

Feature expérimentale expérimentaux
Definition Féminin singulier de expérimental. Masculin pluriel de expérimental.

Where the eye mixes expérimentale and expérimentaux

Muted = shared; highlighted = the visual trap. They share 11 letters in sequence. expérimentale (VCCVCVCVCCVCV) and expérimentaux (VCCVCVCVCCVVC) run the same length but a different consonant-vowel pattern - the shape difference is usually the fastest tell.

13 ch
expérimentale
13 ch
expérimentaux

Why the eye confuses expérimentale with expérimentaux

A purely visual mix-up. expérimentale (\ɛk.spe.ʁi.mɑ̃.tal\) and expérimentaux (\ɛk.spe.ʁi.mɑ̃.to\) are said differently, so reading them aloud is the quickest way to catch the wrong one. On the page they stay close: they share most of their letters but differ in 2 positions. Our composite confusion score for this pair is 36996, derived from the frequency rank of both members and their visual similarity.

expérimentale is recorded at frequency rank #12,782, classified as anadj, pronounced \ɛk.spe.ʁi.mɑ̃.tal\. expérimentaux is at rank #24,214, tagged as anadj, pronounced \ɛk.spe.ʁi.mɑ̃.to\.

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 36996, this pair ranks #265,632 of 440,172 scored French confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of expérimentale vs expérimentaux

Shared letters: aeimnprtxé. Private to "expérimentale": l. Private to "expérimentaux": u.

"expérimentale" · 13 letters · shape VCCVCVCVCCVCV  ·  "expérimentaux" · 13 letters · shape VCCVCVCVCCVVC

Frequently Asked Questions

Can "expérimentale" and "expérimentaux" be used interchangeably?
No. They are said differently (\ɛk.spe.ʁi.mɑ̃.tal\ versus \ɛk.spe.ʁi.mɑ̃.to\) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Frequency check: "expérimentale" vs "expérimentaux" - which ranks higher?
"expérimentale" is the more common of the two: it sits at frequency rank #12,782 in our French list, against #24,214 for "expérimentaux". 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 "expérimentale" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "expérimentaux" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #265,632 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "expérimentale" and "expérimentaux" also get mixed up with nearby pairs, the highest-scored neighbour is "expérimentale vs expérimentée". Nearby pair

Confusion rank #265,632 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