EPOvseusWhich spelling fits?

Which to use

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

#49,067
“EPO” frequency rank
#13,591
“eus” frequency rank
62658
confusion score

Side-by-Side Comparison

Feature EPO eus
Definition Hormone glycoprotéique, facteur de croissance des précurseurs des globules rouges dans la moelle osseuse. Pluriel de eu.

Where the eye mixes EPO and eus

Muted = shared; highlighted = the visual trap. They share 1 letter in sequence.

3 ch
EPO
3 ch
eus

Look-alike desk: EPO vs eus

A purely visual mix-up. EPO (\ø.pe.o\) and eus (\ø\) 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 62658, derived from the frequency rank of both members and their visual similarity.

EPO is recorded at frequency rank #49,067, classified as anoun, pronounced \ø.pe.o\. eus is at rank #13,591, tagged as anoun, pronounced \ø\.

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 62658, this pair ranks #86,004 of 440,172 scored French confusable pairs - among the most confusable pairs.

Orthographic DNA of EPO vs eus

Shared letters: e. Private to "EPO": op. Private to "eus": su.

"EPO" · 3 letters · shape VCV  ·  "eus" · 3 letters · shape VVC

Frequently Asked Questions

Can "EPO" and "eus" be used interchangeably?
No. They are said differently (\ø.pe.o\ versus \ø\) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
In ordinary French text, does "EPO" or "eus" show up more?
"eus" is the more common of the two: it sits at frequency rank #13,591 in our French list, against #49,067 for "EPO". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Useful next steps

Pronunciation already separates them, if the page still looks alike, the dictionary links below settle it.

  • Full dictionary entry for "EPO" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "eus" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #86,004 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "EPO" and "eus" also get mixed up with nearby pairs, the highest-scored neighbour is "ell vs EPO". Nearby pair

Confusion rank #86,004 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