Which to use
“acs” is a noun and “arch” is a verb - they look or sound alike but fill different roles in a sentence.
- #49,775
- “acs” frequency rank
- #35,879
- “arch” frequency rank
- 85654
- confusion score
Side-by-Side Comparison
| Feature | acs | arch |
|---|---|---|
| Definition | olho (órgão da visão) | arquear, tomar a forma de um arco |
Letter map: acs vs arch
Shared letters muted; letters that set acs and arch apart highlighted. Shared run: 2. acs runs 3 letters (VCC) against arch's 4 (VCCC) - the length gap alone is often enough to separate them once you know to check it.
Part-of-speech tell for acs / arch
Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: acs is anoun and archaverb. On the page they differ by 1 letter(s) in length. Our composite confusion score for this pair is 85654, 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]. arch is at rank #35,879, tagged as averb.
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 85654, this pair ranks #667 of 75,631 scored Portuguese confusable pairs - among the most confusable pairs.
Orthographic DNA of acs vs arch
Shared letters: ac. Private to "acs": s. Private to "arch": hr.
"acs" · 3 letters · shape VCC · "arch" · 4 letters · shape VCCC
Known mistypes of this pair
- arch ← acrh · arcch · archh · arhc · arrch · rach
Frequently Asked Questions
Is swapping "acs" for "arch" ever safe?
Frequency check: "acs" vs "arch" - which ranks higher?
After this comparison
You've compared "acs" and "arch". Here's where to go from here.
- Full dictionary entry for "acs" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "arch" - compare definitions side by side with the headword page. Word entry
- This pair ranks #667 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
- "acs" and "arch" also get mixed up with nearby pairs, the highest-scored neighbour is "acs vs ASC". Nearby pair
- Recorded mistypes exist for at least one side of this pair, useful when a spell-checker or OCR lands on the wrong form. See mistypes
Confusion rank #667 of 75,631 scored Portuguese pairs, corpus vintage 2026-09-03, not spelling advice.