eca vs eco, What's the Difference?

Which to use

“eca” and “eco” are a confusable Portuguese pair: similar on the page, but distinct in meaning, check the gloss before you choose.

#13,275
“eca” frequency rank: #7,146
“eco” frequency rank: 20421
confusion score

Side-by-Side Comparison

Feature	eca	eco
Definition	expressa nojo	expressa nojo

Letter map: eca vs eco

Shared letters muted; letters that set eca and eco apart highlighted. Shared run: 2.

3 ch

eca

3 ch

eco

Corpus notes: eca and eco

eca and eco are indexed as a confusable Portuguese pair. We have no recorded pronunciation or part of speech for both members, so the spelling overlap is what we can show you: they differ by a single letter - a in “eca” becomes o in “eco”. Our composite confusion score for this pair is 20421, derived from the frequency rank of both members and their visual similarity.

eca is recorded at frequency rank #13,275, classified as anintj. eco is at rank #7,146, tagged as anintj, pronounced /ˈɛ.ku/.

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 20421, this pair ranks #50,109 of 75,631 scored Portuguese confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of eca vs eco

Shared letters: ce. Private to "eca": a. Private to "eco": o.

"eca" · 3 letters · shape VCV · "eco" · 3 letters · shape VCV

Frequently Asked Questions

Do "eca" and "eco" mean the same thing in a sentence?

No. They differ by a single letter - a in “eca” becomes o in “eco”, but the dictionary glosses above give them different meanings, so swapping one for the other changes what the sentence says.

Frequency check: "eca" vs "eco" - which ranks higher?

"eco" is the more common of the two: it sits at frequency rank #7,146 in our Portuguese list, against #13,275 for "eca". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Useful next steps

You've compared "eca" and "eco". Here's where to go from here.

Full dictionary entry for "eca" with definition, IPA, and generated misspellings. Word entry
Full dictionary entry for "eco" - compare definitions side by side with the headword page. Word entry
This pair ranks #50,109 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
"eca" and "eco" also get mixed up with nearby pairs, the highest-scored neighbour is "eco vs elio". Nearby pair

Confusion rank #50,109 of 75,631 scored Portuguese pairs, corpus vintage 2026-09-03, not spelling advice.