er vs ETA, What's the Difference?

Which to use

“er” is a pronoun and “ETA” is an abbrev - they look or sound alike but fill different roles in a sentence.

#11,866
“er” frequency rank: #18,862
“ETA” frequency rank: 30728
confusion score

Side-by-Side Comparison

Feature	er	ETA
Definition	ele, aquele, aquilo, terceira pessoa do masculino singular do caso nominativo	Euskadi Ta Askatasuna ("Pátria Basca e Liberdade"), organização paramilitar que defende a independência do País Basco em relação à Espanha.

Letter map: er vs ETA

Shared letters muted; letters that set er and ETA apart highlighted. Shared run: 1.

2 ch

3 ch

ETA

Part-of-speech tell for er / ETA

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: er is apronoun and ETAanabbrev. On the page they differ by 1 letter(s) in length. Our composite confusion score for this pair is 30728, derived from the frequency rank of both members and their visual similarity.

er is recorded at frequency rank #11,866, classified as apron. ETA is at rank #18,862, tagged as anabbrev, pronounced /ˈɛː.ta/.

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 30728, this pair ranks #37,550 of 75,631 scored Portuguese confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of er vs ETA

Shared letters: e. Private to "er": r. Private to "ETA": at.

"er" · 2 letters · shape VC · "ETA" · 3 letters · shape VCV

Frequently Asked Questions

Is swapping "er" for "ETA" ever safe?

No - they are not even the same part of speech. "er" is a pronoun and "ETA" an abbrev, so a sentence built for one is usually ungrammatical with the other.

In ordinary Portuguese text, does "er" or "ETA" show up more?

"er" is the more common of the two: it sits at frequency rank #11,866 in our Portuguese list, against #18,862 for "ETA". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

After this comparison

Done with this confusable. These links stay specific to "er" and "ETA".

Full dictionary entry for "er" with definition, IPA, and generated misspellings. Word entry
Full dictionary entry for "ETA" - compare definitions side by side with the headword page. Word entry
This pair ranks #37,550 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
"er" and "ETA" also get mixed up with nearby pairs, the highest-scored neighbour is "ETA vs être". Nearby pair

Confusion rank #37,550 of 75,631 scored Portuguese pairs, corpus vintage 2026-09-03, not spelling advice.