acidvsacneConfusable pair

Quick tell: acid is a adjective, acne is a noun, so they fill different roles in a sentence.

Which to use

“acid” is an adjective and “acne” is a noun - they look or sound alike but fill different roles in a sentence.

#44,664
“acid” frequency rank
#32,830
“acne” frequency rank
77494
confusion score

Side-by-Side Comparison

Feature acid acne
Definition ácido, que possui acidez; condição que consiste em erupções da pele causadas por inflamações e acúmulo de secreção

Letter map: acid vs acne

Shared letters muted; letters that set acid and acne apart highlighted. Shared run: 2. acid (VCVC) and acne (VCCV) run the same length but a different consonant-vowel pattern - the shape difference is usually the fastest tell.

4 ch
acid
4 ch
acne

Grammar separator: acid vs acne

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: acid is anadjective and acneanoun. On the page they share most of their letters but differ in 2 positions. Our composite confusion score for this pair is 77494, derived from the frequency rank of both members and their visual similarity.

acid is recorded at frequency rank #44,664, classified as anadj. acne is at rank #32,830, tagged as anoun, pronounced /ˈak.nɨ/.

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 77494, this pair ranks #1,866 of 75,631 scored Portuguese confusable pairs - among the most confusable pairs.

Orthographic DNA of acid vs acne

Shared letters: ac. Private to "acid": di. Private to "acne": en.

"acid" · 4 letters · shape VCVC  ·  "acne" · 4 letters · shape VCCV

Known mistypes of this pair

  • acid ← accid · acdi · acidd · aicd · caid
  • acne ← accne · acen · acnne · ance · cane

Frequently Asked Questions

Do "acid" and "acne" mean the same thing in a sentence?
No - they are not even the same part of speech. "acid" is an adjective and "acne" a noun, so a sentence built for one is usually ungrammatical with the other.
Frequency check: "acid" vs "acne" - which ranks higher?
"acne" is the more common of the two: it sits at frequency rank #32,830 in our Portuguese list, against #44,664 for "acid". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

Done with this confusable. These links stay specific to "acid" and "acne".

  • Full dictionary entry for "acid" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "acne" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #1,866 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
  • "acid" and "acne" also get mixed up with nearby pairs, the highest-scored neighbour is "acid vs acs". 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 #1,866 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