dataciónvsdilaciónWhich spelling fits?

Which to use

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

#49,562
“datación” frequency rank
#49,585
“dilación” frequency rank
99147
confusion score

Side-by-Side Comparison

Feature datación dilación
Definition Acción o efecto de datar (en sus diferentes acepciones). Demora, retraso o detención de un asunto o actividad por cierto tiempo.

Where the eye mixes datación and dilación

Muted = shared; highlighted = the visual trap. They share 6 letters in sequence. datación and dilación follow the identical consonant-vowel pattern (CVCVCVVC). Same shape at a glance is often the real trap, independent of shared letters.

8 ch
datación
8 ch
dilación

Why the eye confuses datación with dilación

A purely visual mix-up. datación ([d̪at̪aˈsjõn]) and dilación ([d̪ilaˈsjõn]) 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 99147, derived from the frequency rank of both members and their visual similarity.

datación is recorded at frequency rank #49,562, classified as anoun, pronounced [d̪at̪aˈsjõn]. dilación is at rank #49,585, tagged as anoun, pronounced [d̪ilaˈsjõn].

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 99147, this pair ranks #23 of 323,831 scored Spanish confusable pairs - among the most confusable pairs.

Orthographic DNA of datación vs dilación

Shared letters: acdinó. Private to "datación": t. Private to "dilación": l.

"datación" · 8 letters · shape CVCVCVVC  ·  "dilación" · 8 letters · shape CVCVCVVC

Frequently Asked Questions

Do "datación" and "dilación" mean the same thing in a sentence?
No. They are said differently ([d̪at̪aˈsjõn] versus [d̪ilaˈsjõn]) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Which is more common, "datación" or "dilación"?
"datación" is the more common of the two: it sits at frequency rank #49,562 in our Spanish list, against #49,585 for "dilación". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Useful next steps

Eye-level mix-up between "datación" and "dilación" is sorted above. Next: full entries or other pairs that share a letter shape.

  • Full dictionary entry for "datación" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "dilación" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #23 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "datación" and "dilación" also get mixed up with nearby pairs, the highest-scored neighbour is "dicción vs dilación". Nearby pair

Confusion rank #23 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