efectovsefectúeTell them apart

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

Which to use

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

#937
“efecto” frequency rank
#48,371
“efectúe” frequency rank
49308
confusion score

Side-by-Side Comparison

Feature efecto efectúe
Definition Algo que es producido. Primera persona del singular (yo) del presente de subjuntivo de efectuar.

Where the eye mixes efecto and efectúe

Muted = shared; highlighted = the visual trap. They share 5 letters in sequence.

6 ch
efecto
7 ch
efectúe

Why the eye confuses efecto with efectúe

These two trip readers on the page rather than in the ear: efecto is [eˈfekt̪o] while efectúe is [efekˈt̪ue]. Spoken aloud the problem disappears. In writing it persists, because they differ by 1 letter(s) in length, and the parts of speech differ too (noun vs verb), which is usually the fastest check. Our composite confusion score for this pair is 49308, derived from the frequency rank of both members and their visual similarity.

efecto is recorded at frequency rank #937, classified as anoun, pronounced [eˈfekt̪o]. efectúe is at rank #48,371, tagged as averb, pronounced [efekˈt̪ue].

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 49308, this pair ranks #109,578 of 323,831 scored Spanish confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of efecto vs efectúe

Shared letters: ceft. Private to "efecto": o. Private to "efectúe": ú.

"efecto" · 6 letters · shape VCVCCV  ·  "efectúe" · 7 letters · shape VCVCCVV

Known mistypes of this pair

  • efectoeefcto · efceto · efeccto · efecot · efectto · efetco · effecto · feecto

Frequently Asked Questions

Do "efecto" and "efectúe" mean the same thing in a sentence?
No - they are not even the same part of speech. "efecto" is a noun and "efectúe" a verb, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "efecto" or "efectúe"?
"efecto" is the more common of the two: it sits at frequency rank #937 in our Spanish list, against #48,371 for "efectúe". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

Useful next steps

Eye-level mix-up between "efecto" and "efectúe" is sorted above. Next: full entries or other pairs that share a letter shape.

  • Full dictionary entry for "efecto" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "efectúe" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #109,578 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "efecto" and "efectúe" also get mixed up with nearby pairs, the highest-scored neighbour is "efectúan vs efectúe". 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 #109,578 of 323,831 scored Spanish pairs, corpus vintage 2026-09-03, not spelling advice.

Source: Wiktionary (via kaikki.org) Structured Wiktionary extract

Source: FrequencyWords open word-frequency list