alvsazulTell them apart

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

Which to use

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

#21
“al” frequency rank
#1,279
“azul” frequency rank
1300
confusion score

Side-by-Side Comparison

Feature al azul
Definition Contracción de la preposición a y el artículo el (masculino singular) Forma obligatoriamente contracta; la forma *a el no está aceptada por la Real Academia. Se utiliza para todos los valores de a. 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 al and azul

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

2 ch
al
4 ch
azul

Look-alike desk: al vs azul

These two trip readers on the page rather than in the ear: al is [al] while azul is [aˈsul]. Spoken aloud the problem disappears. In writing it persists, because they differ by 2 letter(s) in length, and the parts of speech differ too (contraction vs adjective), which is usually the fastest check. Our composite confusion score for this pair is 1300, derived from the frequency rank of both members and their visual similarity.

al is recorded at frequency rank #21, classified as acontraction, pronounced [al]. 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 1300, this pair ranks #322,275 of 323,831 scored Spanish confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of al vs azul

Shared letters: al. Private to "al": -. Private to "azul": uz.

"al" · 2 letters · shape VC  ·  "azul" · 4 letters · shape VCVC

Known mistypes of this pair

  • azulauzl · azlu · azull · azzul · zaul

Frequently Asked Questions

Can "al" and "azul" be used interchangeably?
No - they are not even the same part of speech. "al" is a contraction and "azul" an adjective, so a sentence built for one is usually ungrammatical with the other.
Frequency check: "al" vs "azul" - which ranks higher?
"al" is the more common of the two: it sits at frequency rank #21 in our Spanish list, against #1,279 for "azul". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

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 "al" 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 #322,275 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "al" and "azul" also get mixed up with nearby pairs, the highest-scored neighbour is "al vs alió". 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 #322,275 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