af vs aún, What's the Difference?

Which to use

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

#20,246
“af” frequency rank: #240
“aún” frequency rank: 20486
confusion score

Side-by-Side Comparison

Feature	af	aún
Definition	Enfermo.	Indica que el hecho persiste en el presente, aunque pueda cambiar en lo sucesivo..

Where the eye mixes af and aún

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

2 ch

3 ch

aún

Look-alike desk: af vs aún

These two trip readers on the page rather than in the ear: af is /af/ while aún is [aˈũn]. 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 (adjective vs adverb), which is usually the fastest check. Our composite confusion score for this pair is 20486, derived from the frequency rank of both members and their visual similarity.

af is recorded at frequency rank #20,246, classified as anadj, pronounced /af/. aún is at rank #240, tagged as anadv, pronounced [aˈũn].

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 20486, this pair ranks #259,132 of 323,831 scored Spanish confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of af vs aún

Shared letters: a. Private to "af": f. Private to "aún": nú.

"af" · 2 letters · shape VC · "aún" · 3 letters · shape VVC

Frequently Asked Questions

Do "af" and "aún" mean the same thing in a sentence?

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

Frequency check: "af" vs "aún" - which ranks higher?

"aún" is the more common of the two: it sits at frequency rank #240 in our Spanish list, against #20,246 for "af". 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 "af" with definition, IPA, and generated misspellings. Word entry
Full dictionary entry for "aún" - compare definitions side by side with the headword page. Word entry
This pair ranks #259,132 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
"af" and "aún" also get mixed up with nearby pairs, the highest-scored neighbour is "af vs atl". Nearby pair

Confusion rank #259,132 of 323,831 scored Spanish pairs, corpus vintage 2026-09-03, not spelling advice.