alí vs au, What's the Difference?

Which to use

“alí” is an adverb and “au” is an intj - they look or sound alike but fill different roles in a sentence.

#16,257
“alí” frequency rank: #7,821
“au” frequency rank: 24078
confusion score

Side-by-Side Comparison

Feature	alí	au
Definition	Allí.	Indica dolor.

Where the eye mixes alí and au

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

3 ch

alí

2 ch

Why the eye confuses alí with au

These two trip readers on the page rather than in the ear: alí is [aˈli] while au is [ˈaw]. 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 (adverb vs intj), which is usually the fastest check. Our composite confusion score for this pair is 24078, derived from the frequency rank of both members and their visual similarity.

alí is recorded at frequency rank #16,257, classified as anadv, pronounced [aˈli]. au is at rank #7,821, tagged as anintj, pronounced [ˈaw].

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 24078, this pair ranks #242,808 of 323,831 scored Spanish confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of alí vs au

Shared letters: a. Private to "alí": lí. Private to "au": u.

"alí" · 3 letters · shape VCV · "au" · 2 letters · shape VV

Frequently Asked Questions

Do "alí" and "au" mean the same thing in a sentence?

No - they are not even the same part of speech. "alí" is an adverb and "au" an intj, so a sentence built for one is usually ungrammatical with the other.

Frequency check: "alí" vs "au" - which ranks higher?

"au" is the more common of the two: it sits at frequency rank #7,821 in our Spanish list, against #16,257 for "alí". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Useful next steps

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

Full dictionary entry for "alí" with definition, IPA, and generated misspellings. Word entry
Full dictionary entry for "au" - compare definitions side by side with the headword page. Word entry
This pair ranks #242,808 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
"alí" and "au" also get mixed up with nearby pairs, the highest-scored neighbour is "alí vs apis". Nearby pair

Confusion rank #242,808 of 323,831 scored Spanish pairs, corpus vintage 2026-09-03, not spelling advice.