delfínvsDelfinaTell them apart

Quick tell: delfín is a noun, Delfina is a name, so they fill different roles in a sentence.

Which to use

“delfín” is a noun and “Delfina” is a name - they look or sound alike but fill different roles in a sentence.

#16,551
“delfín” frequency rank
#25,987
“Delfina” frequency rank
42538
confusion score

Side-by-Side Comparison

Feature delfín Delfina
Definition (familia Delphinidae) Cualquiera de varias especies de mamíferos marinos del orden de los cetáceos. Miden entre 2 y 9 metros de largo, con el cuerpo fusiforme y la cabeza grande, el hocico alargado y una única narina en la parte superior de la cabeza; la piel es normalmente gris y glabra. Son carnívoros. Se cuentan entre los más inteligentes de los animales, formando complejos sistemas sociales y comunicándose por ultrasonido. Habitan en aguas templadas y tropicales de todo el globo. Nombre de pila de mujer.

Where the eye mixes delfín and Delfina

Muted = shared; highlighted = the visual trap. They share 5 letters in sequence. delfín runs 6 letters (CVCCVC) against Delfina's 7 (CVCCVCV) - the length gap alone is often enough to separate them once you know to check it.

6 ch
delfín
7 ch
Delfina

Why the eye confuses delfín with Delfina

These two trip readers on the page rather than in the ear: delfín is [d̪elˈfĩn] while Delfina is [d̪elˈfina]. Spoken aloud the problem disappears. In writing it persists, because they differ by 1 letter(s) in length, and the parts of speech differ too (noun vs name), which is usually the fastest check. Our composite confusion score for this pair is 42538, derived from the frequency rank of both members and their visual similarity.

delfín is recorded at frequency rank #16,551, classified as anoun, pronounced [d̪elˈfĩn]. Delfina is at rank #25,987, tagged as aname, pronounced [d̪elˈfina].

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 42538, this pair ranks #147,653 of 323,831 scored Spanish confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of delfín vs Delfina

Shared letters: defln. Private to "delfín": í. Private to "Delfina": ai.

"delfín" · 6 letters · shape CVCCVC  ·  "Delfina" · 7 letters · shape CVCCVCV

Known mistypes of this pair

  • Delfina ← ddelfina · deflina · delffina · delfian · delfinna · delfnia · delifna · dellfina

Frequently Asked Questions

Is swapping "delfín" for "Delfina" ever safe?
No - they are not even the same part of speech. "delfín" is a noun and "Delfina" a name, so a sentence built for one is usually ungrammatical with the other.
In ordinary Spanish text, does "delfín" or "Delfina" show up more?
"delfín" is the more common of the two: it sits at frequency rank #16,551 in our Spanish list, against #25,987 for "Delfina". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

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

  • Full dictionary entry for "delfín" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "Delfina" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #147,653 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "delfín" and "Delfina" also get mixed up with nearby pairs, the highest-scored neighbour is "deleita vs Delfina". 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 #147,653 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