émulationvsémulsionWhich spelling fits?

Which to use

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

#23,430
“émulation” frequency rank
#40,564
“émulsion” frequency rank
63994
confusion score

Side-by-Side Comparison

Feature émulation émulsion
Definition Sentiment de rivalité qui pousse à chercher à égaler quelqu'un ou à le surpasser. Préparation liquide d’apparence laiteuse tenant en suspension une substance huileuse ou résineuse.

Where the eye mixes émulation and émulsion

Muted = shared; highlighted = the visual trap. They share 7 letters in sequence.

9 ch
émulation
8 ch
émulsion

Why the eye confuses émulation with émulsion

A purely visual mix-up. émulation (\e.my.la.sjɔ̃\) and émulsion (\e.myl.sjɔ̃\) 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 63994, derived from the frequency rank of both members and their visual similarity.

émulation is recorded at frequency rank #23,430, classified as anoun, pronounced \e.my.la.sjɔ̃\. émulsion is at rank #40,564, tagged as anoun, pronounced \e.myl.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 63994, this pair ranks #79,197 of 440,172 scored French confusable pairs - among the most confusable pairs.

Orthographic DNA of émulation vs émulsion

Shared letters: ilmnoué. Private to "émulation": at. Private to "émulsion": s.

"émulation" · 9 letters · shape VCVCVCVVC  ·  "émulsion" · 8 letters · shape VCVCCVVC

Frequently Asked Questions

Is swapping "émulation" for "émulsion" ever safe?
No. They are said differently (\e.my.la.sjɔ̃\ versus \e.myl.sjɔ̃\) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Which is more common, "émulation" or "émulsion"?
"émulation" is the more common of the two: it sits at frequency rank #23,430 in our French list, against #40,564 for "émulsion". 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 "émulation" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "émulsion" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #79,197 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "émulation" and "émulsion" also get mixed up with nearby pairs, the highest-scored neighbour is "émanation vs émulation". Nearby pair

Confusion rank #79,197 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