operaciónvsoperariosTell them apart

Which to use

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

#1,355
“operación” frequency rank
#25,379
“operarios” frequency rank
26734
confusion score

Side-by-Side Comparison

Feature operación operarios
Definition Acción o efecto de operar. Forma del plural de operario.

Where the eye mixes operación and operarios

Muted = shared; highlighted = the visual trap. They share 6 letters in sequence. operación and operarios follow the identical consonant-vowel pattern (VCVCVCVVC). Same shape at a glance is often the real trap, independent of shared letters.

9 ch
operación
9 ch
operarios

Visual trap between operación and operarios

A purely visual mix-up. operación ([opeɾaˈsjõn]) and operarios ([opeˈɾaɾjos]) 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 3 positions. Our composite confusion score for this pair is 26734, derived from the frequency rank of both members and their visual similarity.

operación is recorded at frequency rank #1,355, classified as anoun, pronounced [opeɾaˈsjõn]. operarios is at rank #25,379, tagged as anoun, pronounced [opeˈɾaɾjos].

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 26734, this pair ranks #230,221 of 323,831 scored Spanish confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of operación vs operarios

Shared letters: aeiopr. Private to "operación": cnó. Private to "operarios": s.

"operación" · 9 letters · shape VCVCVCVVC  ·  "operarios" · 9 letters · shape VCVCVCVVC

Known mistypes of this pair

  • operarios ← oeprarios · opearrios · operairos · operarioss · operariso · operarois · operarrios · operraios

Frequently Asked Questions

Can "operación" and "operarios" be used interchangeably?
No. They are said differently ([opeɾaˈsjõn] versus [opeˈɾaɾjos]) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Which is more common, "operación" or "operarios"?
"operación" is the more common of the two: it sits at frequency rank #1,355 in our Spanish list, against #25,379 for "operarios". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

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 "operación" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "operarios" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #230,221 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "operación" and "operarios" also get mixed up with nearby pairs, the highest-scored neighbour is "operarios vs operaron". 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 #230,221 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