dellavsduplaTell them apart

Quick tell: della is a contraction, dupla is a noun, so they fill different roles in a sentence.

Which to use

“della” is a contraction and “dupla” is a noun - they look or sound alike but fill different roles in a sentence.

#9,968
“della” frequency rank
#25,610
“dupla” frequency rank
35578
confusion score

Side-by-Side Comparison

Feature della dupla
Definition Contracción de la preposición de y el pronombre ella. Conjunto de dos cosas o, más frecuentemente, de dos personas que tienen alguna relación o semejanza.

Where the eye mixes della and dupla

Muted = shared; highlighted = the visual trap. They share 3 letters in sequence.

5 ch
della
5 ch
dupla

Why the eye confuses della with dupla

These two trip readers on the page rather than in the ear: della is [ˈd̪eʝa] while dupla is [ˈd̪upla]. Spoken aloud the problem disappears. In writing it persists, because they share most of their letters but differ in 2 positions, and the parts of speech differ too (contraction vs noun), which is usually the fastest check. Our composite confusion score for this pair is 35578, derived from the frequency rank of both members and their visual similarity.

della is recorded at frequency rank #9,968, classified as acontraction, pronounced [ˈd̪eʝa]. dupla is at rank #25,610, tagged as anoun, pronounced [ˈd̪upla].

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 35578, this pair ranks #185,333 of 323,831 scored Spanish confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of della vs dupla

Shared letters: adl. Private to "della": e. Private to "dupla": pu.

"della" · 5 letters · shape CVCCV  ·  "dupla" · 5 letters · shape CVCCV

Known mistypes of this pair

  • delladdella · delal · dlela · edlla
  • dupladdupla · dpula · dulpa · dupal · duplla · duppla · udpla

Frequently Asked Questions

Can "della" and "dupla" be used interchangeably?
No - they are not even the same part of speech. "della" is a contraction and "dupla" a noun, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "della" or "dupla"?
"della" is the more common of the two: it sits at frequency rank #9,968 in our Spanish list, against #25,610 for "dupla". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

Pronunciation already separates them, if the page still looks alike, the dictionary links below settle it.

  • Full dictionary entry for "della" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "dupla" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #185,333 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "della" and "dupla" also get mixed up with nearby pairs, the highest-scored neighbour is "depa vs dupla". 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 #185,333 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