Which to use
“alter” is a pronoun and “arder” is a verb - they look or sound alike but fill different roles in a sentence.
- #23,189
- “alter” frequency rank
- #20,500
- “arder” frequency rank
- 43689
- confusion score
Side-by-Side Comparison
| Feature | alter | arder |
|---|---|---|
| Definition | outro (dentre dois) | inflamar-se, estar em chamas |
Letter map: alter vs arder
Shared letters muted; letters that set alter and arder apart highlighted. Shared run: 3.
Part-of-speech tell for alter / arder
Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: alter is apronoun and arderaverb. On the page they share most of their letters but differ in 2 positions. Our composite confusion score for this pair is 43689, derived from the frequency rank of both members and their visual similarity.
alter is recorded at frequency rank #23,189, classified as apron. arder is at rank #20,500, tagged as averb, pronounced /ɐɾ.ˈdeɾ/.
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 43689, this pair ranks #21,936 of 75,631 scored Portuguese confusable pairs - roughly mid-pack for confusability.
Orthographic DNA of alter vs arder
Shared letters: aer. Private to "alter": lt. Private to "arder": d.
"alter" · 5 letters · shape VCCVC · "arder" · 5 letters · shape VCCVC
Known mistypes of this pair
Frequently Asked Questions
Can "alter" and "arder" be used interchangeably?
Frequency check: "alter" vs "arder" - which ranks higher?
After this comparison
You've compared "alter" and "arder". Here's where to go from here.
- Full dictionary entry for "alter" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "arder" - compare definitions side by side with the headword page. Word entry
- This pair ranks #21,936 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
- "alter" and "arder" also get mixed up with nearby pairs, the highest-scored neighbour is "alles vs alter". 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 #21,936 of 75,631 scored Portuguese pairs, corpus vintage 2026-09-03, not spelling advice.