acsvsafãTell them apart

Which to use

“acs” and “afã” are a confusable Portuguese pair: similar on the page, but distinct in meaning, check the gloss before you choose.

#49,775
“acs” frequency rank
#47,702
“afã” frequency rank
97477
confusion score

Side-by-Side Comparison

Feature acs afã
Definition olho (órgão da visão) azáfama; ânsia; lida:

Where the eye mixes acs and afã

Muted = shared; highlighted = the visual trap. They share 1 letter in sequence. acs (VCC) and afã (VCV) run the same length but a different consonant-vowel pattern - the shape difference is usually the fastest tell.

3 ch
acs
3 ch
afã

Why the eye confuses acs with afã

A purely visual mix-up. acs ([ats]) and afã (/ɐ.ˈfɐ̃/) 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 97477, derived from the frequency rank of both members and their visual similarity.

acs is recorded at frequency rank #49,775, classified as anoun, pronounced [ats]. afã is at rank #47,702, tagged as anoun, pronounced /ɐ.ˈfɐ̃/.

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 97477, this pair ranks #25 of 75,631 scored Portuguese confusable pairs - among the most confusable pairs.

Orthographic DNA of acs vs afã

Shared letters: a. Private to "acs": cs. Private to "afã": fã.

"acs" · 3 letters · shape VCC  ·  "afã" · 3 letters · shape VCV

Frequently Asked Questions

Do "acs" and "afã" mean the same thing in a sentence?
No. They are said differently ([ats] versus /ɐ.ˈfɐ̃/) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
In ordinary Portuguese text, does "acs" or "afã" show up more?
"afã" is the more common of the two: it sits at frequency rank #47,702 in our Portuguese list, against #49,775 for "acs". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

After this comparison

Pronunciation already separates them, if the page still looks alike, the dictionary links below settle it.

  • Full dictionary entry for "acs" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "afã" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #25 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
  • "acs" and "afã" also get mixed up with nearby pairs, the highest-scored neighbour is "acs vs ASC". Nearby pair

Confusion rank #25 of 75,631 scored Portuguese pairs, corpus vintage 2026-09-03, not spelling advice.

Source: Wiktionary (via kaikki.org) Structured Wiktionary extract

Source: FrequencyWords open word-frequency list