Which to use
“alienação” and “alteração” are a confusable Portuguese pair: similar on the page, but distinct in meaning, check the gloss before you choose.
- #14,068
- “alienação” frequency rank
- #5,594
- “alteração” frequency rank
- 19662
- confusion score
Side-by-Side Comparison
| Feature | alienação | alteração |
|---|---|---|
| Definition | ato ou efeito de alienar(-se) | o fato de alterar; modificação |
Where the eye mixes alienação and alteração
Muted = shared; highlighted = the visual trap. They share 7 letters in sequence. alienação (VCVVCVCVV) and alteração (VCCVCVCVV) run the same length but a different consonant-vowel pattern - the shape difference is usually the fastest tell.
Look-alike desk: alienação vs alteração
A purely visual mix-up. alienação (/ɐ.lje.nɐ.ˈsɐ̃w̃/) and alteração (/aɫ.tɨ.ɾɐ.ˈsɐ̃w̃/) 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 19662, derived from the frequency rank of both members and their visual similarity.
alienação is recorded at frequency rank #14,068, classified as anoun, pronounced /ɐ.lje.nɐ.ˈsɐ̃w̃/. alteração is at rank #5,594, tagged as anoun, pronounced /aɫ.tɨ.ɾɐ.ˈsɐ̃w̃/.
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 19662, this pair ranks #51,034 of 75,631 scored Portuguese confusable pairs - roughly mid-pack for confusability.
Orthographic DNA of alienação vs alteração
Shared letters: aeloãç. Private to "alienação": in. Private to "alteração": rt.
"alienação" · 9 letters · shape VCVVCVCVV · "alteração" · 9 letters · shape VCCVCVCVV
Frequently Asked Questions
Do "alienação" and "alteração" mean the same thing in a sentence?
In ordinary Portuguese text, does "alienação" or "alteração" show up more?
What to do next
Visual near-miss handled. Browse the word pages or a neighbour when the next look-alike shows up.
- Full dictionary entry for "alienação" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "alteração" - compare definitions side by side with the headword page. Word entry
- This pair ranks #51,034 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
- "alienação" and "alteração" also get mixed up with nearby pairs, the highest-scored neighbour is "afinação vs alienação". Nearby pair
Confusion rank #51,034 of 75,631 scored Portuguese pairs, corpus vintage 2026-09-03, not spelling advice.