promesasvsprótesisWhat's the difference?

Which to use

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

#4,373
“promesas” frequency rank
#19,221
“prótesis” frequency rank
23594
confusion score

Side-by-Side Comparison

Feature promesas prótesis
Definition Forma del plural de promesa. Procedimiento médico mediante el que se repara artificialmente o se sustituye un miembro, un órgano o parte de un órgano, perdidos o dañados.

Where the eye mixes promesas and prótesis

Muted = shared; highlighted = the visual trap. They share 5 letters in sequence. promesas and prótesis follow the identical consonant-vowel pattern (CCVCVCVC). Same shape at a glance is often the real trap, independent of shared letters.

8 ch
promesas
8 ch
prótesis

Visual trap between promesas and prótesis

A purely visual mix-up. promesas ([pɾoˈmesas]) and prótesis ([ˈpɾot̪esis]) 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 3 positions. Our composite confusion score for this pair is 23594, derived from the frequency rank of both members and their visual similarity.

promesas is recorded at frequency rank #4,373, classified as anoun, pronounced [pɾoˈmesas]. prótesis is at rank #19,221, tagged as anoun, pronounced [ˈpɾot̪esis].

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 23594, this pair ranks #245,049 of 323,831 scored Spanish confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of promesas vs prótesis

Shared letters: eprs. Private to "promesas": amo. Private to "prótesis": itó.

"promesas" · 8 letters · shape CCVCVCVC  ·  "prótesis" · 8 letters · shape CCVCVCVC

Known mistypes of this pair

  • promesas ← pormesas · ppromesas · prmoesas · proemsas · promeass · promesass · promessas · prommesas

Frequently Asked Questions

Can "promesas" and "prótesis" be used interchangeably?
No. They are said differently ([pɾoˈmesas] versus [ˈpɾot̪esis]) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Which is more common, "promesas" or "prótesis"?
"promesas" is the more common of the two: it sits at frequency rank #4,373 in our Spanish list, against #19,221 for "prótesis". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

After this comparison

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

  • Full dictionary entry for "promesas" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "prótesis" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #245,049 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "promesas" and "prótesis" also get mixed up with nearby pairs, the highest-scored neighbour is "process vs prótesis". 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 #245,049 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