aproxvsArosWhich spelling fits?

Quick tell: aprox is a adverb, Aros is a name, so they fill different roles in a sentence.

Which to use

“aprox” is an adverb and “Aros” is a name - they look or sound alike but fill different roles in a sentence.

#10,265
“aprox” frequency rank
#21,559
“Aros” frequency rank
31824
confusion score

Side-by-Side Comparison

Feature aprox Aros
Definition Aproximadamente. Apellido.

Where the eye mixes aprox and Aros

Muted = shared; highlighted = the visual trap. They share 3 letters in sequence.

5 ch
aprox
4 ch
Aros

Why the eye confuses aprox with Aros

These two trip readers on the page rather than in the ear: aprox is [aˈpɾoks] while Aros is [ˈaɾos]. 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 (adverb vs name), which is usually the fastest check. Our composite confusion score for this pair is 31824, derived from the frequency rank of both members and their visual similarity.

aprox is recorded at frequency rank #10,265, classified as anadv, pronounced [aˈpɾoks]. Aros is at rank #21,559, tagged as aname, pronounced [ˈaɾos].

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 31824, this pair ranks #205,137 of 323,831 scored Spanish confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of aprox vs Aros

Shared letters: aor. Private to "aprox": px. Private to "Aros": s.

"aprox" · 5 letters · shape VCCVC  ·  "Aros" · 4 letters · shape VCVC

Known mistypes of this pair

  • aproxaporx · approx · aproxx · aprrox · aprxo · arpox · parox
  • Arosaors · aross · arso · raos

Frequently Asked Questions

Is swapping "aprox" for "Aros" ever safe?
No - they are not even the same part of speech. "aprox" is an adverb and "Aros" a name, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "aprox" or "Aros"?
"aprox" is the more common of the two: it sits at frequency rank #10,265 in our Spanish list, against #21,559 for "Aros". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

Pronunciation already separates them, if the page still looks alike, the dictionary links below settle it.

  • Full dictionary entry for "aprox" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "Aros" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #205,137 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "aprox" and "Aros" also get mixed up with nearby pairs, the highest-scored neighbour is "apis vs Aros". 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 #205,137 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