ciertovscuerdoWhich spelling fits?

Which to use

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

#352
“cierto” frequency rank
#25,585
“cuerdo” frequency rank
25937
confusion score

Side-by-Side Comparison

Feature cierto cuerdo
Definition Que se sabe real, verdadero, que no ofrece dudas. Que está mentalmente sano.

Where the eye mixes cierto and cuerdo

Muted = shared; highlighted = the visual trap. They share 4 letters in sequence. cierto and cuerdo follow the identical consonant-vowel pattern (CVVCCV). Same shape at a glance is often the real trap, independent of shared letters.

6 ch
cierto
6 ch
cuerdo

Look-alike desk: cierto vs cuerdo

A purely visual mix-up. cierto ([ˈsjeɾt̪o]) and cuerdo ([ˈkweɾð̞o]) 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 2 positions. Our composite confusion score for this pair is 25937, derived from the frequency rank of both members and their visual similarity.

cierto is recorded at frequency rank #352, classified as anadj, pronounced [ˈsjeɾt̪o]. cuerdo is at rank #25,585, tagged as anadj, pronounced [ˈkweɾð̞o].

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 25937, this pair ranks #234,102 of 323,831 scored Spanish confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of cierto vs cuerdo

Shared letters: ceor. Private to "cierto": it. Private to "cuerdo": du.

"cierto" · 6 letters · shape CVVCCV  ·  "cuerdo" · 6 letters · shape CVVCCV

Known mistypes of this pair

  • cierto ← ccierto · ceirto · cierot · cierrto · ciertto · cietro · cireto · icerto
  • cuerdo ← ccuerdo · ceurdo · cuedro · cuerddo · cuerod · cuerrdo · curedo · ucerdo

Frequently Asked Questions

Can "cierto" and "cuerdo" be used interchangeably?
No. They are said differently ([ˈsjeɾt̪o] versus [ˈkweɾð̞o]) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Which is more common, "cierto" or "cuerdo"?
"cierto" is the more common of the two: it sits at frequency rank #352 in our Spanish list, against #25,585 for "cuerdo". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

Useful next steps

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

  • Full dictionary entry for "cierto" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "cuerdo" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #234,102 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "cierto" and "cuerdo" also get mixed up with nearby pairs, the highest-scored neighbour is "cuerdo vs curo". 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 #234,102 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