Which to use
“adesão” and “adição” are a confusable Portuguese pair: similar on the page, but distinct in meaning, check the gloss before you choose.
- #6,364
- “adesão” frequency rank
- #8,565
- “adição” frequency rank
- 14929
- confusion score
Side-by-Side Comparison
| Feature | adesão | adição |
|---|---|---|
| Definition | ato, processo ou efeito de aderir | ato ou efeito de adir |
Where the eye mixes adesão and adição
Muted = shared; highlighted = the visual trap. They share 4 letters in sequence. adesão and adição follow the identical consonant-vowel pattern (VCVCVV). Same shape at a glance is often the real trap, independent of shared letters.
Why the eye confuses adesão with adição
A purely visual mix-up. adesão (/ɐ.dɨ.ˈzɐ̃w̃/) and adição (/ɐ.di.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 14929, derived from the frequency rank of both members and their visual similarity.
adesão is recorded at frequency rank #6,364, classified as anoun, pronounced /ɐ.dɨ.ˈzɐ̃w̃/. adição is at rank #8,565, tagged as anoun, pronounced /ɐ.di.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 14929, this pair ranks #57,035 of 75,631 scored Portuguese confusable pairs - roughly mid-pack for confusability.
Orthographic DNA of adesão vs adição
Shared letters: adoã. Private to "adesão": es. Private to "adição": iç.
"adesão" · 6 letters · shape VCVCVV · "adição" · 6 letters · shape VCVCVV
Frequently Asked Questions
Can "adesão" and "adição" be used interchangeably?
Frequency check: "adesão" vs "adição" - which ranks higher?
Useful next steps
Pronunciation already separates them, if the page still looks alike, the dictionary links below settle it.
- Full dictionary entry for "adesão" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "adição" - compare definitions side by side with the headword page. Word entry
- This pair ranks #57,035 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
- "adesão" and "adição" also get mixed up with nearby pairs, the highest-scored neighbour is "abdução vs adição". Nearby pair
Confusion rank #57,035 of 75,631 scored Portuguese pairs, corpus vintage 2026-09-03, not spelling advice.