nacidavsnacidasWhich spelling fits?

Quick tell: nacida is a noun, nacidas is a participle, so they fill different roles in a sentence.

Which to use

“nacida” is a noun and “nacidas” is a participle - they look or sound alike but fill different roles in a sentence.

#9,500
“nacida” frequency rank
#25,368
“nacidas” frequency rank
34868
confusion score

Side-by-Side Comparison

Feature nacida nacidas
Definition Nacencia. Forma del femenino plural de nacido, participio de nacer.

Where the eye mixes nacida and nacidas

Muted = shared; highlighted = the visual trap. They share 6 letters in sequence.

6 ch
nacida
7 ch
nacidas

Visual trap between nacida and nacidas

These two trip readers on the page rather than in the ear: nacida is [naˈsið̞a] while nacidas is [naˈsið̞as]. Spoken aloud the problem disappears. In writing it persists, because they differ by 1 extra letter(s) - “nacida” sits inside “nacidas”, and the parts of speech differ too (noun vs participle), which is usually the fastest check. Our composite confusion score for this pair is 34868, derived from the frequency rank of both members and their visual similarity.

nacida is recorded at frequency rank #9,500, classified as anoun, pronounced [naˈsið̞a]. nacidas is at rank #25,368, tagged as aparticiple, pronounced [naˈsið̞as].

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 34868, this pair ranks #189,110 of 323,831 scored Spanish confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of nacida vs nacidas

Shared letters: acdin. Private to "nacida": -. Private to "nacidas": s.

"nacida" · 6 letters · shape CVCVCV  ·  "nacidas" · 7 letters · shape CVCVCVC

Known mistypes of this pair

  • nacidaancida · naccida · nacdia · naciad · nacidda · naicda · nasida · ncaida
  • nacidasancidas · naccidas · nacdias · naciads · nacidass · naciddas · nacidsa · naicdas

Frequently Asked Questions

Is swapping "nacida" for "nacidas" ever safe?
No - they are not even the same part of speech. "nacida" is a noun and "nacidas" a participle, so a sentence built for one is usually ungrammatical with the other.
Frequency check: "nacida" vs "nacidas" - which ranks higher?
"nacida" is the more common of the two: it sits at frequency rank #9,500 in our Spanish list, against #25,368 for "nacidas". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

After this comparison

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

  • Full dictionary entry for "nacida" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "nacidas" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #189,110 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "nacida" and "nacidas" also get mixed up with nearby pairs, the highest-scored neighbour is "nacidas vs nocivas". 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 #189,110 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