esperovsespesorWhat's the difference?

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

Which to use

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

#498
“espero” frequency rank
#14,590
“espesor” frequency rank
15088
confusion score

Side-by-Side Comparison

Feature espero espesor
Definition Primera persona del singular (yo) del presente de indicativo de esperar o de esperarse. Grosor determinado de una materia.

Where the eye mixes espero and espesor

Muted = shared; highlighted = the visual trap. They share 5 letters in sequence.

6 ch
espero
7 ch
espesor

Visual trap between espero and espesor

These two trip readers on the page rather than in the ear: espero is [esˈpeɾo] while espesor is [espeˈsoɾ]. 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 (verb vs noun), which is usually the fastest check. Our composite confusion score for this pair is 15088, derived from the frequency rank of both members and their visual similarity.

espero is recorded at frequency rank #498, classified as averb, pronounced [esˈpeɾo]. espesor is at rank #14,590, tagged as anoun, pronounced [espeˈsoɾ].

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 15088, this pair ranks #281,546 of 323,831 scored Spanish confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of espero vs espesor

Shared letters: eoprs. Private to "espero": -. Private to "espesor": -.

"espero" · 6 letters · shape VCCVCV  ·  "espesor" · 7 letters · shape VCCVCVC

Known mistypes of this pair

  • esperoepsero · esepro · espeor · esperro · esppero · espreo · esspero · sepero
  • espesorepsesor · esepsor · espeosr · espesorr · espesro · espessor · esppesor · espseor

Frequently Asked Questions

Can "espero" and "espesor" be used interchangeably?
No - they are not even the same part of speech. "espero" is a verb and "espesor" a noun, so a sentence built for one is usually ungrammatical with the other.
Frequency check: "espero" vs "espesor" - which ranks higher?
"espero" is the more common of the two: it sits at frequency rank #498 in our Spanish list, against #14,590 for "espesor". 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 "espero" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "espesor" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #281,546 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "espero" and "espesor" also get mixed up with nearby pairs, the highest-scored neighbour is "espero vs esteros". 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 #281,546 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