echovselioTell them apart

Which to use

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

#14,256
“echo” frequency rank
#37,308
“elio” frequency rank
51564
confusion score

Side-by-Side Comparison

Feature echo elio
Definition (radiotéléphonie) Mot de code radiotéléphonique de l'OACI, OTAN et SIA pour la lettre latine E. Hélium (l’élément chimique He).

Where the eye mixes echo and elio

Muted = shared; highlighted = the visual trap. They share 2 letters in sequence.

4 ch
echo
4 ch
elio

Visual trap between echo and elio

A purely visual mix-up. echo (\ˈɛko\) and elio (\ɛljo\) 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 51564, derived from the frequency rank of both members and their visual similarity.

echo is recorded at frequency rank #14,256, classified as anoun, pronounced \ˈɛko\. elio is at rank #37,308, tagged as anoun, pronounced \ɛljo\.

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 51564, this pair ranks #154,077 of 440,172 scored French confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of echo vs elio

Shared letters: eo. Private to "echo": ch. Private to "elio": il.

"echo" · 4 letters · shape VCCV  ·  "elio" · 4 letters · shape VCVV

Known mistypes of this pair

  • echoceho · eccho · echho · ecoh · ehco
  • elioeilo · ellio · eloi · leio

Frequently Asked Questions

Is swapping "echo" for "elio" ever safe?
No. They are said differently (\ˈɛko\ versus \ɛljo\) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Which is more common, "echo" or "elio"?
"echo" is the more common of the two: it sits at frequency rank #14,256 in our French list, against #37,308 for "elio". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Useful next steps

Eye-level mix-up between "echo" and "elio" is sorted above. Next: full entries or other pairs that share a letter shape.

  • Full dictionary entry for "echo" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "elio" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #154,077 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "echo" and "elio" also get mixed up with nearby pairs, the highest-scored neighbour is "edito vs elio". Nearby pair
  • Recorded mistypes exist for at least one side of this pair, useful when a spell-checker or OCR lands on the wrong form. See mistypes

Confusion rank #154,077 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