complejosvscompletosWhat's the difference?

Quick tell: complejos is a noun, completos is an adjective, so they fill different roles in a sentence.

Which to use

“complejos” is a noun and “completos” is an adjective - they look or sound alike but fill different roles in a sentence.

#6,044
“complejos” frequency rank
#8,237
“completos” frequency rank
14281
confusion score

Side-by-Side Comparison

Feature complejos completos
Definition Forma del plural de complejo. Forma del masculino plural de completo.

Where the eye mixes complejos and completos

Muted = shared; highlighted = the visual trap. They share 8 letters in sequence. complejos and completos follow the identical consonant-vowel pattern (CVCCCVCVC). Same shape at a glance is often the real trap, independent of shared letters.

9 ch
complejos
9 ch
completos

Why the eye confuses complejos with completos

These two trip readers on the page rather than in the ear: complejos is [kõmˈplexos] while completos is [kõmˈplet̪os]. Spoken aloud the problem disappears. In writing it persists, because they differ by a single letter - j in “complejos” becomes t in “completos”, and the parts of speech differ too (noun vs adjective), which is usually the fastest check. Our composite confusion score for this pair is 14281, derived from the frequency rank of both members and their visual similarity.

complejos is recorded at frequency rank #6,044, classified as anoun, pronounced [kõmˈplexos]. completos is at rank #8,237, tagged as anadj, pronounced [kõmˈplet̪os].

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 14281, this pair ranks #284,733 of 323,831 scored Spanish confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of complejos vs completos

Shared letters: celmops. Private to "complejos": j. Private to "completos": t.

"complejos" · 9 letters · shape CVCCCVCVC  ·  "completos" · 9 letters · shape CVCCCVCVC

Known mistypes of this pair

  • complejos ← ccomplejos · cmoplejos · comlpejos · commplejos · compeljos · complejjos · complejoss · complejso
  • completos ← ccompletos · cmopletos · comlpetos · commpletos · compeltos · compleots · completoss · completso

Frequently Asked Questions

Do "complejos" and "completos" mean the same thing in a sentence?
No - they are not even the same part of speech. "complejos" is a noun and "completos" an adjective, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "complejos" or "completos"?
"complejos" is the more common of the two: it sits at frequency rank #6,044 in our Spanish list, against #8,237 for "completos". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Useful next steps

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

  • Full dictionary entry for "complejos" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "completos" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #284,733 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "complejos" and "completos" also get mixed up with nearby pairs, the highest-scored neighbour is "completos vs compremos". 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 #284,733 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