postavsprontaConfusable pair

Quick tell: posta is a noun, pronta is an adjective, so they fill different roles in a sentence.

Which to use

“posta” is a noun and “pronta” is an adjective - they look or sound alike but fill different roles in a sentence.

#5,345
“posta” frequency rank
#15,695
“pronta” frequency rank
21040
confusion score

Side-by-Side Comparison

Feature posta pronta
Definition Grupo de caballos que se ubicaba en determinados lugares de los caminos para el relevo de los correos o de las diligencias en sus viajes. Forma del femenino singular de pronto.

Where the eye mixes posta and pronta

Muted = shared; highlighted = the visual trap. They share 4 letters in sequence.

5 ch
posta
6 ch
pronta

Visual trap between posta and pronta

These two trip readers on the page rather than in the ear: posta is [ˈpost̪a] while pronta is [ˈpɾõn̪t̪a]. 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 adjective), which is usually the fastest check. Our composite confusion score for this pair is 21040, derived from the frequency rank of both members and their visual similarity.

posta is recorded at frequency rank #5,345, classified as anoun, pronounced [ˈpost̪a]. pronta is at rank #15,695, tagged as anadj, pronounced [ˈpɾõn̪t̪a].

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 21040, this pair ranks #256,684 of 323,831 scored Spanish confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of posta vs pronta

Shared letters: aopt. Private to "posta": s. Private to "pronta": nr.

"posta" · 5 letters · shape CVCCV  ·  "pronta" · 6 letters · shape CCVCCV

Known mistypes of this pair

  • postaopsta · posat · possta · postta · potsa · pposta · psota
  • prontapornta · ppronta · prnota · pronat · pronnta · prontta · protna · prronta

Frequently Asked Questions

Can "posta" and "pronta" be used interchangeably?
No - they are not even the same part of speech. "posta" is a noun and "pronta" an adjective, so a sentence built for one is usually ungrammatical with the other.
In ordinary Spanish text, does "posta" or "pronta" show up more?
"posta" is the more common of the two: it sits at frequency rank #5,345 in our Spanish list, against #15,695 for "pronta". 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 "posta" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "pronta" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #256,684 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "posta" and "pronta" also get mixed up with nearby pairs, the highest-scored neighbour is "pronta vs prontos". 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 #256,684 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