azvsazulTell them apart

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

Which to use

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

#31,221
“az” frequency rank
#1,279
“azul” frequency rank
32500
confusion score

Side-by-Side Comparison

Feature az azul
Definition Poco. 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 az and azul

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

2 ch
az
4 ch
azul

Why the eye confuses az with azul

These two trip readers on the page rather than in the ear: az is [ɑz] while azul is [aˈsul]. Spoken aloud the problem disappears. In writing it persists, because they differ by 2 extra letter(s) - “az” sits inside “azul”, and the parts of speech differ too (adverb vs adjective), which is usually the fastest check. Our composite confusion score for this pair is 32500, derived from the frequency rank of both members and their visual similarity.

az is recorded at frequency rank #31,221, classified as anadv, pronounced [ɑz]. 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 32500, this pair ranks #201,644 of 323,831 scored Spanish confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of az vs azul

Shared letters: az. Private to "az": -. Private to "azul": lu.

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

Known mistypes of this pair

  • azulauzl · azlu · azull · azzul · zaul

Frequently Asked Questions

Do "az" and "azul" mean the same thing in a sentence?
No - they are not even the same part of speech. "az" is an adverb and "azul" an adjective, so a sentence built for one is usually ungrammatical with the other.
In ordinary Spanish text, does "az" or "azul" show up more?
"azul" is the more common of the two: it sits at frequency rank #1,279 in our Spanish list, against #31,221 for "az". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

What to do next

Pronunciation already separates them, if the page still looks alike, the dictionary links below settle it.

  • Full dictionary entry for "az" 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 #201,644 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "az" and "azul" also get mixed up with nearby pairs, the highest-scored neighbour is "atl vs az". 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 #201,644 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