actionvsactiveWhich spelling fits?

Quick tell: action is a noun, active is an adjective, so they fill different roles in a sentence.

Which to use

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

#6,363
“action” frequency rank
#22,852
“active” frequency rank
29215
confusion score

Side-by-Side Comparison

Feature action active
Definition ação atuante

Letter map: action vs active

Shared letters muted; letters that set action and active apart highlighted. Shared run: 4.

6 ch
action
6 ch
active

Grammar separator: action vs active

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: action is anoun and activeanadjective. On the page they share most of their letters but differ in 2 positions. Our composite confusion score for this pair is 29215, derived from the frequency rank of both members and their visual similarity.

action is recorded at frequency rank #6,363, classified as anoun. active is at rank #22,852, tagged as anadj, pronounced /ˈæk.tɪv/.

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 29215, this pair ranks #39,486 of 75,631 scored Portuguese confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of action vs active

Shared letters: acit. Private to "action": no. Private to "active": ev.

"action" · 6 letters · shape VCCVVC  ·  "active" · 6 letters · shape VCCVCV

Known mistypes of this pair

  • actionacction · aciton · actino · actionn · actoin · acttion · atcion · cation
  • activeacctive · acitve · actiev · activve · acttive · actvie · atcive · cative

Frequently Asked Questions

Can "action" and "active" be used interchangeably?
No - they are not even the same part of speech. "action" is a noun and "active" an adjective, so a sentence built for one is usually ungrammatical with the other.
In ordinary Portuguese text, does "action" or "active" show up more?
"action" is the more common of the two: it sits at frequency rank #6,363 in our Portuguese list, against #22,852 for "active". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

After this comparison

You've compared "action" and "active". Here's where to go from here.

  • Full dictionary entry for "action" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "active" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #39,486 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
  • "action" and "active" also get mixed up with nearby pairs, the highest-scored neighbour is "acting vs active". 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 #39,486 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