complejasvscomplejoWhich spelling fits?

Which to use

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

#9,962
“complejas” frequency rank
#2,242
“complejo” frequency rank
12204
confusion score

Side-by-Side Comparison

Feature complejas complejo
Definition Forma del femenino plural de complejo. Que tiene varias partes.

Where the eye mixes complejas and complejo

Muted = shared; highlighted = the visual trap. They share 7 letters in sequence.

9 ch
complejas
8 ch
complejo

Visual trap between complejas and complejo

A purely visual mix-up. complejas ([kõmˈplexas]) and complejo ([kõmˈplexo]) 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 12204, derived from the frequency rank of both members and their visual similarity.

complejas is recorded at frequency rank #9,962, classified as anadj, pronounced [kõmˈplexas]. complejo is at rank #2,242, tagged as anadj, pronounced [kõmˈplexo].

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 12204, this pair ranks #292,380 of 323,831 scored Spanish confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of complejas vs complejo

Shared letters: cejlmop. Private to "complejas": as. Private to "complejo": -.

"complejas" · 9 letters · shape CVCCCVCVC  ·  "complejo" · 8 letters · shape CVCCCVCV

Known mistypes of this pair

  • complejasccomplejas · cmoplejas · comlpejas · commplejas · compeljas · compleajs · complejass · complejjas
  • complejoccomplejo · cmoplejo · comlpejo · commplejo · compeljo · complejjo · compleoj · compljeo

Frequently Asked Questions

Can "complejas" and "complejo" be used interchangeably?
No. They are said differently ([kõmˈplexas] versus [kõmˈplexo]) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Which is more common, "complejas" or "complejo"?
"complejo" is the more common of the two: it sits at frequency rank #2,242 in our Spanish list, against #9,962 for "complejas". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

Eye-level mix-up between "complejas" and "complejo" is sorted above. Next: full entries or other pairs that share a letter shape.

  • Full dictionary entry for "complejas" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "complejo" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #292,380 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "complejas" and "complejo" also get mixed up with nearby pairs, the highest-scored neighbour is "complejas vs completan". 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 #292,380 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