actualizarvsactualizoWhich spelling fits?

Which to use

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

#9,566
“actualizar” frequency rank
#46,298
“actualizo” frequency rank
55864
confusion score

Side-by-Side Comparison

Feature actualizar actualizo
Definition Adaptar algo a los tiempos actuales, al presente. Primera persona del singular (yo) del presente de indicativo de actualizar.

Where the eye mixes actualizar and actualizo

Muted = shared; highlighted = the visual trap. They share 8 letters in sequence. actualizar runs 10 letters (VCCVVCVCVC) against actualizo's 9 (VCCVVCVCV) - the length gap alone is often enough to separate them once you know to check it.

10 ch
actualizar
9 ch
actualizo

Why the eye confuses actualizar with actualizo

A purely visual mix-up. actualizar ([akt̪waliˈsaɾ]) and actualizo ([akt̪waˈliso]) are said differently, so reading them aloud is the quickest way to catch the wrong one. On the page they stay close: they differ by 1 letter(s) in length. Our composite confusion score for this pair is 55864, derived from the frequency rank of both members and their visual similarity.

actualizar is recorded at frequency rank #9,566, classified as averb, pronounced [akt̪waliˈsaɾ]. actualizo is at rank #46,298, tagged as averb, pronounced [akt̪waˈliso].

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 55864, this pair ranks #77,011 of 323,831 scored Spanish confusable pairs - among the most confusable pairs.

Orthographic DNA of actualizar vs actualizo

Shared letters: aciltuz. Private to "actualizar": r. Private to "actualizo": o.

"actualizar" · 10 letters · shape VCCVVCVCVC  ·  "actualizo" · 9 letters · shape VCCVVCVCV

Known mistypes of this pair

  • actualizar ← acctualizar · actaulizar · acttualizar · actuailzar · actualiazr · actualizarr · actualizra · actualizzar
  • actualizo ← acctualizo · actaulizo · acttualizo · actuailzo · actualioz · actualizzo · actuallizo · actualzio

Frequently Asked Questions

Is swapping "actualizar" for "actualizo" ever safe?
No. They are said differently ([akt̪waliˈsaɾ] versus [akt̪waˈliso]) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Which is more common, "actualizar" or "actualizo"?
"actualizar" is the more common of the two: it sits at frequency rank #9,566 in our Spanish list, against #46,298 for "actualizo". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

After this comparison

Visual near-miss handled. Browse the word pages or a neighbour when the next look-alike shows up.

  • Full dictionary entry for "actualizar" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "actualizo" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #77,011 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "actualizar" and "actualizo" also get mixed up with nearby pairs, the highest-scored neighbour is "actualice vs actualizo". 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 #77,011 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