aesvsasíTell them apart

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

Which to use

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

#43,355
“aes” frequency rank
#55
“así” frequency rank
43410
confusion score

Side-by-Side Comparison

Feature aes así
Definition Fácil. De este modo o forma.

Where the eye mixes aes and así

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

3 ch
aes
3 ch
así

Look-alike desk: aes vs así

These two trip readers on the page rather than in the ear: aes is [ˈɛːs] while así is [aˈsi]. Spoken aloud the problem disappears. In writing it persists, because they share most of their letters but differ in 2 positions, and the parts of speech differ too (adjective vs adverb), which is usually the fastest check. Our composite confusion score for this pair is 43410, derived from the frequency rank of both members and their visual similarity.

aes is recorded at frequency rank #43,355, classified as anadj, pronounced [ˈɛːs]. así is at rank #55, tagged as anadv, pronounced [aˈsi].

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 43410, this pair ranks #142,811 of 323,831 scored Spanish confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of aes vs así

Shared letters: as. Private to "aes": e. Private to "así": í.

"aes" · 3 letters · shape VVC  ·  "así" · 3 letters · shape VCV

Frequently Asked Questions

Is swapping "aes" for "así" ever safe?
No - they are not even the same part of speech. "aes" is an adjective and "así" an adverb, so a sentence built for one is usually ungrammatical with the other.
Frequency check: "aes" vs "así" - which ranks higher?
"así" is the more common of the two: it sits at frequency rank #55 in our Spanish list, against #43,355 for "aes". 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 "aes" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "así" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #142,811 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "aes" and "así" also get mixed up with nearby pairs, the highest-scored neighbour is "aes vs apis". Nearby pair

Confusion rank #142,811 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