équationsvséruptionsConfusable pair

Which to use

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

#14,184
“équations” frequency rank
#21,825
“éruptions” frequency rank
36009
confusion score

Side-by-Side Comparison

Feature équations éruptions
Definition Pluriel de équation. Pluriel de éruption.

Where the eye mixes équations and éruptions

Muted = shared; highlighted = the visual trap. They share 7 letters in sequence. équations (VCVVCVVCC) and éruptions (VCVCCVVCC) run the same length but a different consonant-vowel pattern - the shape difference is usually the fastest tell.

9 ch
équations
9 ch
éruptions

Why the eye confuses équations with éruptions

A purely visual mix-up. équations (\e.kwa.sjɔ̃\) and éruptions (\e.ʁyp.sjɔ̃\) 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 36009, derived from the frequency rank of both members and their visual similarity.

équations is recorded at frequency rank #14,184, classified as anoun, pronounced \e.kwa.sjɔ̃\. éruptions is at rank #21,825, tagged as anoun, pronounced \e.ʁyp.sjɔ̃\.

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 36009, this pair ranks #272,642 of 440,172 scored French confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of équations vs éruptions

Shared letters: inostué. Private to "équations": aq. Private to "éruptions": pr.

"équations" · 9 letters · shape VCVVCVVCC  ·  "éruptions" · 9 letters · shape VCVCCVVCC

Frequently Asked Questions

Can "équations" and "éruptions" be used interchangeably?
No. They are said differently (\e.kwa.sjɔ̃\ versus \e.ʁyp.sjɔ̃\) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Frequency check: "équations" vs "éruptions" - which ranks higher?
"équations" is the more common of the two: it sits at frequency rank #14,184 in our French list, against #21,825 for "éruptions". 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 "équations" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "éruptions" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #272,642 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "équations" and "éruptions" also get mixed up with nearby pairs, the highest-scored neighbour is "érections vs éruptions". Nearby pair

Confusion rank #272,642 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