apevsauxTell them apart

Quick tell: ape is a noun, aux is a contraction, so they fill different roles in a sentence.

Which to use

“ape” is a noun and “aux” is a contraction - they look or sound alike but fill different roles in a sentence.

#45,736
“ape” frequency rank
#32,511
“aux” frequency rank
78247
confusion score

Side-by-Side Comparison

Feature ape aux
Definition Espalda. Contracción de la preposición à y el artículo les; a las ; a los.

Where the eye mixes ape and aux

Muted = shared; highlighted = the visual trap. They share 1 letter in sequence. ape (VCV) and aux (VVC) run the same length but a different consonant-vowel pattern - the shape difference is usually the fastest tell.

3 ch
ape
3 ch
aux

Look-alike desk: ape vs aux

These two trip readers on the page rather than in the ear: ape is [aˈpe] while aux is /o/. 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 (noun vs contraction), which is usually the fastest check. Our composite confusion score for this pair is 78247, derived from the frequency rank of both members and their visual similarity.

ape is recorded at frequency rank #45,736, classified as anoun, pronounced [aˈpe]. aux is at rank #32,511, tagged as acontraction, pronounced /o/.

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 78247, this pair ranks #14,742 of 323,831 scored Spanish confusable pairs - among the most confusable pairs.

Orthographic DNA of ape vs aux

Shared letters: a. Private to "ape": ep. Private to "aux": ux.

"ape" · 3 letters · shape VCV  ·  "aux" · 3 letters · shape VVC

Frequently Asked Questions

Do "ape" and "aux" mean the same thing in a sentence?
No - they are not even the same part of speech. "ape" is a noun and "aux" a contraction, so a sentence built for one is usually ungrammatical with the other.
Frequency check: "ape" vs "aux" - which ranks higher?
"aux" is the more common of the two: it sits at frequency rank #32,511 in our Spanish list, against #45,736 for "ape". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Useful next steps

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

  • Full dictionary entry for "ape" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "aux" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #14,742 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "ape" and "aux" also get mixed up with nearby pairs, the highest-scored neighbour is "ape vs apis". Nearby pair

Confusion rank #14,742 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