am vs aux, What's the Difference?

Which to use

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

#2,918
“am” frequency rank: #32,511
“aux” frequency rank: 35429
confusion score

Side-by-Side Comparison

Feature	am	aux
Definition	Coño, concha.	Contracción de la preposición à y el artículo les; a las ; a los.

Where the eye mixes am and aux

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

2 ch

3 ch

aux

Why the eye confuses am with aux

These two trip readers on the page rather than in the ear: am is [ˈɑm] while aux is /o/. 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 contraction), which is usually the fastest check. Our composite confusion score for this pair is 35429, derived from the frequency rank of both members and their visual similarity.

am is recorded at frequency rank #2,918, classified as anoun, pronounced [ˈɑm]. 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 35429, this pair ranks #186,145 of 323,831 scored Spanish confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of am vs aux

Shared letters: a. Private to "am": m. Private to "aux": ux.

"am" · 2 letters · shape VC · "aux" · 3 letters · shape VVC

Frequently Asked Questions

Do "am" and "aux" mean the same thing in a sentence?

No - they are not even the same part of speech. "am" is a noun and "aux" a contraction, so a sentence built for one is usually ungrammatical with the other.

Frequency check: "am" vs "aux" - which ranks higher?

"am" is the more common of the two: it sits at frequency rank #2,918 in our Spanish list, against #32,511 for "aux". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

What to do next

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

Full dictionary entry for "am" 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 #186,145 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
"am" and "aux" also get mixed up with nearby pairs, the highest-scored neighbour is "atl vs aux". Nearby pair

Confusion rank #186,145 of 323,831 scored Spanish pairs, corpus vintage 2026-09-03, not spelling advice.