Adler vs alter, What's the Difference?

Which to use

“Adler” is a noun and “alter” is a pronoun - they look or sound alike but fill different roles in a sentence.

#28,427
“Adler” frequency rank: #23,189
“alter” frequency rank: 51616
confusion score

Side-by-Side Comparison

Feature	Adler	alter
Definition	águia	outro (dentre dois)

Letter map: Adler vs alter

Shared letters muted; letters that set Adler and alter apart highlighted. Shared run: 4.

5 ch

Adler

5 ch

alter

Grammar separator: Adler vs alter

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: Adler is anoun and alterapronoun. On the page they share most of their letters but differ in 2 positions. Our composite confusion score for this pair is 51616, derived from the frequency rank of both members and their visual similarity.

Adler is recorded at frequency rank #28,427, classified as anoun, pronounced /'aːdlɐ/ ouvir^(fonte ?). alter is at rank #23,189, tagged as apron.

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 51616, this pair ranks #13,459 of 75,631 scored Portuguese confusable pairs - among the most confusable pairs.

Orthographic DNA of Adler vs alter

Shared letters: aelr. Private to "Adler": d. Private to "alter": t.

"Adler" · 5 letters · shape VCCVC · "alter" · 5 letters · shape VCCVC

Known mistypes of this pair

Adler ← addler · adelr · adlerr · adller · adlre · alder · daler
alter ← aletr · allter · alterr · altre · altter · atler

Frequently Asked Questions

Is swapping "Adler" for "alter" ever safe?

No - they are not even the same part of speech. "Adler" is a noun and "alter" a pronoun, so a sentence built for one is usually ungrammatical with the other.

Which is more common, "Adler" or "alter"?

"alter" is the more common of the two: it sits at frequency rank #23,189 in our Portuguese list, against #28,427 for "Adler". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

Done with this confusable. These links stay specific to "Adler" and "alter".

Full dictionary entry for "Adler" with definition, IPA, and generated misspellings. Word entry
Full dictionary entry for "alter" - compare definitions side by side with the headword page. Word entry
This pair ranks #13,459 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
"Adler" and "alter" also get mixed up with nearby pairs, the highest-scored neighbour is "Adler vs alles". 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 #13,459 of 75,631 scored Portuguese pairs, corpus vintage 2026-09-03, not spelling advice.