acevsauchTell them apart

Quick tell: ace is a noun, auch is an intj, so they fill different roles in a sentence.

Which to use

“ace” is a noun and “auch” is an intj - they look or sound alike but fill different roles in a sentence.

#16,245
“ace” frequency rank
#46,349
“auch” frequency rank
62594
confusion score

Side-by-Side Comparison

Feature ace auch
Definition En el tenis y otros deportes similares, y en el vóley, tanto que se gana con el saque y sin que el rival pueda tocar la pelota. Indica dolor físico propio o empatía con el dolor de otro.

Where the eye mixes ace and auch

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

3 ch
ace
4 ch
auch

Why the eye confuses ace with auch

These two trip readers on the page rather than in the ear: ace is [ˈase] while auch is [ˈawt͡ʃ]. 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 (noun vs intj), which is usually the fastest check. Our composite confusion score for this pair is 62594, derived from the frequency rank of both members and their visual similarity.

ace is recorded at frequency rank #16,245, classified as anoun, pronounced [ˈase]. auch is at rank #46,349, tagged as anintj, pronounced [ˈawt͡ʃ].

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 62594, this pair ranks #51,487 of 323,831 scored Spanish confusable pairs - among the most confusable pairs.

Orthographic DNA of ace vs auch

Shared letters: ac. Private to "ace": e. Private to "auch": hu.

"ace" · 3 letters · shape VCV  ·  "auch" · 4 letters · shape VVCC

Known mistypes of this pair

  • auchacuh · aucch · auchh · auhc · uach

Frequently Asked Questions

Is swapping "ace" for "auch" ever safe?
No - they are not even the same part of speech. "ace" is a noun and "auch" an intj, so a sentence built for one is usually ungrammatical with the other.
Frequency check: "ace" vs "auch" - which ranks higher?
"ace" is the more common of the two: it sits at frequency rank #16,245 in our Spanish list, against #46,349 for "auch". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

After this comparison

Eye-level mix-up between "ace" and "auch" is sorted above. Next: full entries or other pairs that share a letter shape.

  • Full dictionary entry for "ace" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "auch" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #51,487 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "ace" and "auch" also get mixed up with nearby pairs, the highest-scored neighbour is "auch vs aut". 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 #51,487 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