acsvsAriTell them apart

Which to use

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

#49,775
“acs” frequency rank
#11,799
“Ari” frequency rank
61574
confusion score

Side-by-Side Comparison

Feature acs Ari
Definition olho (órgão da visão) prenome masculino

Where the eye mixes acs and Ari

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

3 ch
acs
3 ch
Ari

Why the eye confuses acs with Ari

A purely visual mix-up. acs ([ats]) and Ari (/a.ɾi/) 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 61574, 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]. Ari is at rank #11,799, tagged as anoun, pronounced /a.ɾi/.

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 61574, this pair ranks #7,083 of 75,631 scored Portuguese confusable pairs - among the most confusable pairs.

Orthographic DNA of acs vs Ari

Shared letters: a. Private to "acs": cs. Private to "Ari": ir.

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

Frequently Asked Questions

Can "acs" and "Ari" be used interchangeably?
No. They are said differently ([ats] versus /a.ɾi/) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
In ordinary Portuguese text, does "acs" or "Ari" show up more?
"Ari" is the more common of the two: it sits at frequency rank #11,799 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.

What to do next

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 "Ari" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #7,083 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
  • "acs" and "Ari" also get mixed up with nearby pairs, the highest-scored neighbour is "acs vs ASC". Nearby pair

Confusion rank #7,083 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