ecosvserasWhat's the difference?

Which to use

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

#21,306
“ecos” frequency rank
#4,159
“eras” frequency rank
25465
confusion score

Side-by-Side Comparison

Feature ecos eras
Definition Forma del plural de eco. Forma del plural de era.

Where the eye mixes ecos and eras

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

4 ch
ecos
4 ch
eras

Look-alike desk: ecos vs eras

A purely visual mix-up. ecos ([ˈekos]) and eras ([ˈeɾas]) 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 25465, derived from the frequency rank of both members and their visual similarity.

ecos is recorded at frequency rank #21,306, classified as anoun, pronounced [ˈekos]. eras is at rank #4,159, tagged as anoun, pronounced [ˈeɾas].

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 25465, this pair ranks #236,316 of 323,831 scored Spanish confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of ecos vs eras

Shared letters: es. Private to "ecos": co. Private to "eras": ar.

"ecos" · 4 letters · shape VCVC  ·  "eras" · 4 letters · shape VCVC

Known mistypes of this pair

  • ecosceos · eccos · ecoss · ecso · eocs
  • erasears · erass · erras · ersa · reas

Frequently Asked Questions

Is swapping "ecos" for "eras" ever safe?
No. They are said differently ([ˈekos] versus [ˈeɾas]) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Which is more common, "ecos" or "eras"?
"eras" is the more common of the two: it sits at frequency rank #4,159 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.

What to do next

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

  • Full dictionary entry for "ecos" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "eras" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #236,316 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "ecos" and "eras" 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 #236,316 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