postuladovspostulanWhich spelling fits?

Quick tell: postulado is a noun, postulan is a verb, so they fill different roles in a sentence.

Which to use

“postulado” is a noun and “postulan” is a verb - they look or sound alike but fill different roles in a sentence.

#24,605
“postulado” frequency rank
#41,016
“postulan” frequency rank
65621
confusion score

Side-by-Side Comparison

Feature postulado postulan
Definition Proposición cuya veracidad no requiere demostración, pues su objetivo no es demostrar, sino sostener ulteriores razonamientos, que derivarán a hipótesis. Tercera persona del plural (ellos, ellas; ustedes, 2.ª persona) del presente de indicativo de postular.

Where the eye mixes postulado and postulan

Muted = shared; highlighted = the visual trap. They share 7 letters in sequence.

9 ch
postulado
8 ch
postulan

Look-alike desk: postulado vs postulan

These two trip readers on the page rather than in the ear: postulado is [post̪uˈlað̞o] while postulan is [posˈt̪ulãn]. 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 verb), which is usually the fastest check. Our composite confusion score for this pair is 65621, derived from the frequency rank of both members and their visual similarity.

postulado is recorded at frequency rank #24,605, classified as anoun, pronounced [post̪uˈlað̞o]. postulan is at rank #41,016, tagged as averb, pronounced [posˈt̪ulãn].

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 65621, this pair ranks #42,124 of 323,831 scored Spanish confusable pairs - among the most confusable pairs.

Orthographic DNA of postulado vs postulan

Shared letters: alopstu. Private to "postulado": d. Private to "postulan": n.

"postulado" · 9 letters · shape CVCCVCVCV  ·  "postulan" · 8 letters · shape CVCCVCVC

Known mistypes of this pair

  • postuladoopstulado · posstulado · postluado · posttulado · postualdo · postuladdo · postulaod · postuldao
  • postulanopstulan · posstulan · postluan · posttulan · postualn · postulann · postullan · postulna

Frequently Asked Questions

Is swapping "postulado" for "postulan" ever safe?
No - they are not even the same part of speech. "postulado" is a noun and "postulan" a verb, so a sentence built for one is usually ungrammatical with the other.
Frequency check: "postulado" vs "postulan" - which ranks higher?
"postulado" is the more common of the two: it sits at frequency rank #24,605 in our Spanish list, against #41,016 for "postulan". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

Visual near-miss handled. Browse the word pages or a neighbour when the next look-alike shows up.

  • Full dictionary entry for "postulado" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "postulan" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #42,124 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "postulado" and "postulan" also get mixed up with nearby pairs, the highest-scored neighbour is "postulan vs póstuma". 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 #42,124 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