completaronvscompletarseTell them apart

Which to use

“completaron” and “completarse” are a confusable Spanish pair: similar on the page, but distinct in meaning, check the gloss before you choose.

#39,120
“completaron” frequency rank
#41,253
“completarse” frequency rank
80373
confusion score

Side-by-Side Comparison

Feature completaron completarse
Definition Tercera persona del plural (ellos, ellas; ustedes, 2.ª persona) del pretérito perfecto simple de indicativo de completar. Forma pronominal de completar.

Where the eye mixes completaron and completarse

Muted = shared; highlighted = the visual trap. They share 9 letters in sequence. completaron (CVCCCVCVCVC) and completarse (CVCCCVCVCCV) run the same length but a different consonant-vowel pattern - the shape difference is usually the fastest tell.

11 ch
completaron
11 ch
completarse

Visual trap between completaron and completarse

A purely visual mix-up. completaron ([kõmpleˈt̪aɾõn]) and completarse ([kõmpleˈt̪aɾse]) are said differently, so reading them aloud is the quickest way to catch the wrong one. On the page they stay close: they share most of their letters but differ in 2 positions. Our composite confusion score for this pair is 80373, derived from the frequency rank of both members and their visual similarity.

completaron is recorded at frequency rank #39,120, classified as averb, pronounced [kõmpleˈt̪aɾõn]. completarse is at rank #41,253, tagged as averb, pronounced [kõmpleˈt̪aɾse].

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 80373, this pair ranks #11,736 of 323,831 scored Spanish confusable pairs - among the most confusable pairs.

Orthographic DNA of completaron vs completarse

Shared letters: acelmoprt. Private to "completaron": n. Private to "completarse": s.

"completaron" · 11 letters · shape CVCCCVCVCVC  ·  "completarse" · 11 letters · shape CVCCCVCVCCV

Known mistypes of this pair

  • completaron ← ccompletaron · cmopletaron · comlpetaron · commpletaron · compeltaron · compleatron · completaorn · completarno
  • completarse ← ccompletarse · cmopletarse · comlpetarse · commpletarse · compeltarse · compleatrse · completarce · completares

Frequently Asked Questions

Is swapping "completaron" for "completarse" ever safe?
No. They are said differently ([kõmpleˈt̪aɾõn] versus [kõmpleˈt̪aɾse]) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Frequency check: "completaron" vs "completarse" - which ranks higher?
"completaron" is the more common of the two: it sits at frequency rank #39,120 in our Spanish list, against #41,253 for "completarse". 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 "completaron" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "completarse" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #11,736 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "completaron" and "completarse" also get mixed up with nearby pairs, the highest-scored neighbour is "completarse vs complicarse". 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 #11,736 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