echovsecosConfusable pair

Which to use

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

#3,839
“echo” frequency rank
#21,306
“ecos” frequency rank
25145
confusion score

Side-by-Side Comparison

Feature echo ecos
Definition Palabra clave radiofónica del ICAO y NATO para la letra E. Forma del plural de eco.

Where the eye mixes echo and ecos

Muted = shared; highlighted = the visual trap. They share 3 letters in sequence.

4 ch
echo
4 ch
ecos

Why the eye confuses echo with ecos

A purely visual mix-up. echo ([ˈɛko]) and ecos ([ˈekos]) 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 25145, derived from the frequency rank of both members and their visual similarity.

echo is recorded at frequency rank #3,839, classified as anoun, pronounced [ˈɛko]. ecos is at rank #21,306, tagged as anoun, pronounced [ˈekos].

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 25145, this pair ranks #237,794 of 323,831 scored Spanish confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of echo vs ecos

Shared letters: ceo. Private to "echo": h. Private to "ecos": s.

"echo" · 4 letters · shape VCCV  ·  "ecos" · 4 letters · shape VCVC

Known mistypes of this pair

  • echoceho · eccho · echho · ecoh · ehco
  • ecosceos · eccos · ecoss · ecso · eocs

Frequently Asked Questions

Do "echo" and "ecos" mean the same thing in a sentence?
No. They are said differently ([ˈɛko] versus [ˈekos]) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Frequency check: "echo" vs "ecos" - which ranks higher?
"echo" is the more common of the two: it sits at frequency rank #3,839 in our Spanish list, against #21,306 for "ecos". 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 "ecos" 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 "ecos" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #237,794 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "echo" and "ecos" also get mixed up with nearby pairs, the highest-scored neighbour is "ecos vs eses". 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 #237,794 of 323,831 scored Spanish pairs, corpus vintage 2026-09-03, not spelling advice.

Source: Wiktionary (via kaikki.org) Structured Wiktionary extract

Source: FrequencyWords open word-frequency list