impecablevsimplacableWhich spelling fits?

Which to use

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

#12,835
“impecable” frequency rank
#13,716
“implacable” frequency rank
26551
confusion score

Side-by-Side Comparison

Feature impecable implacable
Definition Muy limpio, sin mancha alguna, ordenado, completamente libre de impurezas o suciedades. De tal ímpetu o intensidad que no se puede aplacar o moderar.

Where the eye mixes impecable and implacable

Muted = shared; highlighted = the visual trap. They share 8 letters in sequence.

9 ch
impecable
10 ch
implacable

Visual trap between impecable and implacable

A purely visual mix-up. impecable ([ĩmpeˈkaβ̞le]) and implacable ([ĩmplaˈkaβ̞le]) are said differently, so reading them aloud is the quickest way to catch the wrong one. On the page they stay close: they differ by 1 letter(s) in length. Our composite confusion score for this pair is 26551, derived from the frequency rank of both members and their visual similarity.

impecable is recorded at frequency rank #12,835, classified as anadj, pronounced [ĩmpeˈkaβ̞le]. implacable is at rank #13,716, tagged as anadj, pronounced [ĩmplaˈkaβ̞le].

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 26551, this pair ranks #231,093 of 323,831 scored Spanish confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of impecable vs implacable

Shared letters: abceilmp. Private to "impecable": -. Private to "implacable": -.

"impecable" · 9 letters · shape VCCVCVCCV  ·  "implacable" · 10 letters · shape VCCCVCVCCV

Known mistypes of this pair

  • impecableimepcable · immpecable · impceable · impeacble · impecabble · impecabel · impecablle · impecalbe
  • implacableimlpacable · immplacable · impalcable · implaacble · implacabble · implacabel · implacablle · implacalbe

Frequently Asked Questions

Is swapping "impecable" for "implacable" ever safe?
No. They are said differently ([ĩmpeˈkaβ̞le] versus [ĩmplaˈkaβ̞le]) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Which is more common, "impecable" or "implacable"?
"impecable" is the more common of the two: it sits at frequency rank #12,835 in our Spanish list, against #13,716 for "implacable". 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 "impecable" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "implacable" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #231,093 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "impecable" and "implacable" also get mixed up with nearby pairs, the highest-scored neighbour is "impagable vs implacable". 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 #231,093 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