rexvsrolConfusable pair

Which to use

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

#13,343
“rex” frequency rank
#2,746
“rol” frequency rank
16089
confusion score

Side-by-Side Comparison

Feature rex rol
Definition Rey, monarca. Lista o catálogo.

Where the eye mixes rex and rol

Muted = shared; highlighted = the visual trap. They share 1 letter in sequence.

3 ch
rex
3 ch
rol

Visual trap between rex and rol

A purely visual mix-up. rex (/ˈreːks/) and rol ([ˈrol]) 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 2 positions. Our composite confusion score for this pair is 16089, derived from the frequency rank of both members and their visual similarity.

rex is recorded at frequency rank #13,343, classified as anoun, pronounced /ˈreːks/. rol is at rank #2,746, tagged as anoun, pronounced [ˈrol].

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 16089, this pair ranks #277,534 of 323,831 scored Spanish confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of rex vs rol

Shared letters: r. Private to "rex": ex. Private to "rol": lo.

"rex" · 3 letters · shape CVC  ·  "rol" · 3 letters · shape CVC

Frequently Asked Questions

Can "rex" and "rol" be used interchangeably?
No. They are said differently (/ˈreːks/ versus [ˈrol]) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Which is more common, "rex" or "rol"?
"rol" is the more common of the two: it sits at frequency rank #2,746 in our Spanish list, against #13,343 for "rex". 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 "rex" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "rol" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #277,534 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "rex" and "rol" also get mixed up with nearby pairs, the highest-scored neighbour is "rema vs rex". Nearby pair

Confusion rank #277,534 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