sellavsSernaWhich spelling fits?

Quick tell: sella is a verb, Serna is a name, so they fill different roles in a sentence.

Which to use

“sella” is a verb and “Serna” is a name - they look or sound alike but fill different roles in a sentence.

#34,339
“sella” frequency rank
#21,161
“Serna” frequency rank
55500
confusion score

Side-by-Side Comparison

Feature sella Serna
Definition Tercera persona del singular (él, ella, ello; usted, 2.ª persona) del presente de indicativo de sellar. Apellido.

Where the eye mixes sella and Serna

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

5 ch
sella
5 ch
Serna

Look-alike desk: sella vs Serna

These two trip readers on the page rather than in the ear: sella is [ˈseʝa] while Serna is [ˈseɾna]. 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 (verb vs name), which is usually the fastest check. Our composite confusion score for this pair is 55500, derived from the frequency rank of both members and their visual similarity.

sella is recorded at frequency rank #34,339, classified as averb, pronounced [ˈseʝa]. Serna is at rank #21,161, tagged as aname, pronounced [ˈseɾna].

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 55500, this pair ranks #78,584 of 323,831 scored Spanish confusable pairs - among the most confusable pairs.

Orthographic DNA of sella vs Serna

Shared letters: aes. Private to "sella": l. Private to "Serna": nr.

"sella" · 5 letters · shape CVCCV  ·  "Serna" · 5 letters · shape CVCCV

Known mistypes of this pair

  • sellaeslla · selal · slela · ssella
  • Sernacerna · esrna · senra · seran · sernna · serrna · srena · sserna

Frequently Asked Questions

Is swapping "sella" for "Serna" ever safe?
No - they are not even the same part of speech. "sella" is a verb and "Serna" a name, so a sentence built for one is usually ungrammatical with the other.
In ordinary Spanish text, does "sella" or "Serna" show up more?
"Serna" is the more common of the two: it sits at frequency rank #21,161 in our Spanish list, against #34,339 for "sella". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Useful next steps

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

  • Full dictionary entry for "sella" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "Serna" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #78,584 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "sella" and "Serna" also get mixed up with nearby pairs, the highest-scored neighbour is "sella vs sila". 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 #78,584 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