acsvsaskWhich spelling fits?

Quick tell: acs is a noun, ask is a verb, so they fill different roles in a sentence.

Which to use

“acs” is a noun and “ask” is a verb - they look or sound alike but fill different roles in a sentence.

#49,775
“acs” frequency rank
#11,211
“ask” frequency rank
60986
confusion score

Side-by-Side Comparison

Feature acs ask
Definition olho (órgão da visão) perguntar

Where the eye mixes acs and ask

Muted = shared; highlighted = the visual trap. They share 2 letters in sequence.

3 ch
acs
3 ch
ask

Visual trap between acs and ask

These two trip readers on the page rather than in the ear: acs is [ats] while ask is /ɑːsk/, /æsk/. Spoken aloud the problem disappears. In writing it persists, because they share most of their letters but differ in 2 positions, and the parts of speech differ too (noun vs verb), which is usually the fastest check. Our composite confusion score for this pair is 60986, 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]. ask is at rank #11,211, tagged as averb, pronounced /ɑːsk/, /æsk/.

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 60986, this pair ranks #7,371 of 75,631 scored Portuguese confusable pairs - among the most confusable pairs.

Orthographic DNA of acs vs ask

Shared letters: as. Private to "acs": c. Private to "ask": k.

"acs" · 3 letters · shape VCC  ·  "ask" · 3 letters · shape VCC

Frequently Asked Questions

Is swapping "acs" for "ask" ever safe?
No - they are not even the same part of speech. "acs" is a noun and "ask" a verb, so a sentence built for one is usually ungrammatical with the other.
In ordinary Portuguese text, does "acs" or "ask" show up more?
"ask" is the more common of the two: it sits at frequency rank #11,211 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 "ask" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #7,371 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
  • "acs" and "ask" also get mixed up with nearby pairs, the highest-scored neighbour is "acs vs ASC". Nearby pair

Confusion rank #7,371 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