altosvsaptasWhich spelling fits?

Which to use

“altos” and “aptas” are a confusable Spanish pair: similar on the page, but distinct in meaning, check the gloss before you choose.

#1,713
“altos” frequency rank
#26,704
“aptas” frequency rank
28417
confusion score

Side-by-Side Comparison

Feature altos aptas
Definition Forma del masculino plural de alto. Forma del femenino plural de apto.

Where the eye mixes altos and aptas

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

5 ch
altos
5 ch
aptas

Visual trap between altos and aptas

A purely visual mix-up. altos ([ˈal̪t̪os]) and aptas ([ˈapt̪as]) are said differently, so reading them aloud is the quickest way to catch the wrong one. On the page they stay close: they share most of their letters but differ in 2 positions. Our composite confusion score for this pair is 28417, derived from the frequency rank of both members and their visual similarity.

altos is recorded at frequency rank #1,713, classified as anadj, pronounced [ˈal̪t̪os]. aptas is at rank #26,704, tagged as anadj, pronounced [ˈapt̪as].

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 28417, this pair ranks #222,129 of 323,831 scored Spanish confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of altos vs aptas

Shared letters: ast. Private to "altos": lo. Private to "aptas": p.

"altos" · 5 letters · shape VCCVC  ·  "aptas" · 5 letters · shape VCCVC

Known mistypes of this pair

  • altosalltos · alots · altoss · altso · alttos · atlos · latos
  • aptasapats · apptas · aptass · aptsa · apttas

Frequently Asked Questions

Can "altos" and "aptas" be used interchangeably?
No. They are said differently ([ˈal̪t̪os] versus [ˈapt̪as]) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Which is more common, "altos" or "aptas"?
"altos" is the more common of the two: it sits at frequency rank #1,713 in our Spanish list, against #26,704 for "aptas". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

After this comparison

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

  • Full dictionary entry for "altos" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "aptas" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #222,129 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "altos" and "aptas" also get mixed up with nearby pairs, the highest-scored neighbour is "apis vs aptas". 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 #222,129 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