rejavsrexWhich spelling fits?

Which to use

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

#16,966
“reja” frequency rank
#13,343
“rex” frequency rank
30309
confusion score

Side-by-Side Comparison

Feature reja rex
Definition Instrumento de hierro, que es parte del arado y sirve para romper y revolver la tierra. Rey, monarca.

Where the eye mixes reja and rex

Muted = shared; highlighted = the visual trap. They share 2 letters in sequence.

4 ch
reja
3 ch
rex

Visual trap between reja and rex

A purely visual mix-up. reja ([ˈrexa]) and rex (/ˈreːks/) 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 30309, derived from the frequency rank of both members and their visual similarity.

reja is recorded at frequency rank #16,966, classified as anoun, pronounced [ˈrexa]. rex is at rank #13,343, tagged as anoun, pronounced /ˈreːks/.

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 30309, this pair ranks #212,617 of 323,831 scored Spanish confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of reja vs rex

Shared letters: er. Private to "reja": aj. Private to "rex": x.

"reja" · 4 letters · shape CVCV  ·  "rex" · 3 letters · shape CVC

Known mistypes of this pair

  • rejaerja · reaj · rejja · rjea · rreja

Frequently Asked Questions

Can "reja" and "rex" be used interchangeably?
No. They are said differently ([ˈrexa] versus /ˈreːks/) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Which is more common, "reja" or "rex"?
"rex" is the more common of the two: it sits at frequency rank #13,343 in our Spanish list, against #16,966 for "reja". 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 "reja" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "rex" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #212,617 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "reja" and "rex" also get mixed up with nearby pairs, the highest-scored neighbour is "reja vs riba". 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 #212,617 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