aquelvsazulWhat's the difference?

Quick tell: aquel is a pronoun, azul is an adjective, so they fill different roles in a sentence.

Which to use

“aquel” is a pronoun and “azul” is an adjective - they look or sound alike but fill different roles in a sentence.

#1,189
“aquel” frequency rank
#1,279
“azul” frequency rank
2468
confusion score

Side-by-Side Comparison

Feature aquel azul
Definition Se refiere a algo que está lejos, en el espacio o en el tiempo, de la persona que habla y de la persona con quien se habla. De color que recuerda al del cielo en un día despejado, ubicado entre el verde y el añil en el espectro cromático, en una longitud de onda de alrededor de 470 nm. Tradicionalmente se considera el quinto color del arcoíris o espectro solar. :* Color:

Where the eye mixes aquel and azul

Muted = shared; highlighted = the visual trap. They share 3 letters in sequence.

5 ch
aquel
4 ch
azul

Why the eye confuses aquel with azul

These two trip readers on the page rather than in the ear: aquel is [aˈkel] while azul is [aˈsul]. Spoken aloud the problem disappears. In writing it persists, because they differ by 1 letter(s) in length, and the parts of speech differ too (pronoun vs adjective), which is usually the fastest check. Our composite confusion score for this pair is 2468, derived from the frequency rank of both members and their visual similarity.

aquel is recorded at frequency rank #1,189, classified as apron, pronounced [aˈkel]. azul is at rank #1,279, tagged as anadj, pronounced [aˈsul].

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 2468, this pair ranks #320,260 of 323,831 scored Spanish confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of aquel vs azul

Shared letters: alu. Private to "aquel": eq. Private to "azul": z.

"aquel" · 5 letters · shape VCVVC  ·  "azul" · 4 letters · shape VCVC

Known mistypes of this pair

  • aquelaqeul · aqquel · aquell · aqule · auqel · qauel
  • azulauzl · azlu · azull · azzul · zaul

Frequently Asked Questions

Can "aquel" and "azul" be used interchangeably?
No - they are not even the same part of speech. "aquel" is a pronoun and "azul" an adjective, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "aquel" or "azul"?
"aquel" is the more common of the two: it sits at frequency rank #1,189 in our Spanish list, against #1,279 for "azul". 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 "aquel" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "azul" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #320,260 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "aquel" and "azul" also get mixed up with nearby pairs, the highest-scored neighbour is "aqueja vs aquel". 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 #320,260 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