funcionarvsfuncionarioTell them apart

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

Which to use

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

#3,412
“funcionar” frequency rank
#3,559
“funcionario” frequency rank
6971
confusion score

Side-by-Side Comparison

Feature funcionar funcionario
Definition Realizar la o las funciones para lo que una labor o un mecanismo fue concebido. Persona que desempeña un empleo público.

Where the eye mixes funcionar and funcionario

Muted = shared; highlighted = the visual trap. They share 9 letters in sequence.

9 ch
funcionar
11 ch
funcionario

Visual trap between funcionar and funcionario

These two trip readers on the page rather than in the ear: funcionar is [fũnsjoˈnaɾ] while funcionario is [fũnsjoˈnaɾjo]. Spoken aloud the problem disappears. In writing it persists, because they differ by 2 extra letter(s) - “funcionar” sits inside “funcionario”, and the parts of speech differ too (verb vs noun), which is usually the fastest check. Our composite confusion score for this pair is 6971, derived from the frequency rank of both members and their visual similarity.

funcionar is recorded at frequency rank #3,412, classified as averb, pronounced [fũnsjoˈnaɾ]. funcionario is at rank #3,559, tagged as anoun, pronounced [fũnsjoˈnaɾjo].

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 6971, this pair ranks #309,297 of 323,831 scored Spanish confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of funcionar vs funcionario

Shared letters: acfinoru. Private to "funcionar": -. Private to "funcionario": -.

"funcionar" · 9 letters · shape CVCCVVCVC  ·  "funcionario" · 11 letters · shape CVCCVVCVCVV

Known mistypes of this pair

  • funcionarffuncionar · fnucionar · fucnionar · funccionar · funcinoar · funcioanr · funcionarr · funcionnar
  • funcionarioffuncionario · fnucionario · fucnionario · funccionario · funcinoario · funcioanrio · funcionairo · funcionaroi

Frequently Asked Questions

Can "funcionar" and "funcionario" be used interchangeably?
No - they are not even the same part of speech. "funcionar" is a verb and "funcionario" a noun, so a sentence built for one is usually ungrammatical with the other.
In ordinary Spanish text, does "funcionar" or "funcionario" show up more?
"funcionar" is the more common of the two: it sits at frequency rank #3,412 in our Spanish list, against #3,559 for "funcionario". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

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

  • Full dictionary entry for "funcionar" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "funcionario" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #309,297 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "funcionar" and "funcionario" also get mixed up with nearby pairs, the highest-scored neighbour is "funcionarán vs funcionario". 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 #309,297 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