nacióvsnaiConfusable pair

Quick tell: nació is a verb, nai is a noun, so they fill different roles in a sentence.

Which to use

“nació” is a verb and “nai” is a noun - they look or sound alike but fill different roles in a sentence.

#2,177
“nació” frequency rank
#43,733
“nai” frequency rank
45910
confusion score

Side-by-Side Comparison

Feature nació nai
Definition Tercera persona del singular (él, ella, ello; usted, 2.ª persona) del pretérito perfecto simple de indicativo de nacer. Madre.

Where the eye mixes nació and nai

Muted = shared; highlighted = the visual trap. They share 3 letters in sequence. nació runs 5 letters (CVCVV) against nai's 3 (CVV) - the length gap alone is often enough to separate them once you know to check it.

5 ch
nació
3 ch
nai

Why the eye confuses nació with nai

These two trip readers on the page rather than in the ear: nació is [naˈsjo] while nai is [ˈna̠j]. Spoken aloud the problem disappears. In writing it persists, because they differ by 2 letter(s) in length, and the parts of speech differ too (verb vs noun), which is usually the fastest check. Our composite confusion score for this pair is 45910, derived from the frequency rank of both members and their visual similarity.

nació is recorded at frequency rank #2,177, classified as averb, pronounced [naˈsjo]. nai is at rank #43,733, tagged as anoun, pronounced [ˈna̠j].

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 45910, this pair ranks #128,771 of 323,831 scored Spanish confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of nació vs nai

Shared letters: ain. Private to "nació": có. Private to "nai": -.

"nació" · 5 letters · shape CVCVV  ·  "nai" · 3 letters · shape CVV

Frequently Asked Questions

Do "nació" and "nai" mean the same thing in a sentence?
No - they are not even the same part of speech. "nació" is a verb and "nai" a noun, so a sentence built for one is usually ungrammatical with the other.
In ordinary Spanish text, does "nació" or "nai" show up more?
"nació" is the more common of the two: it sits at frequency rank #2,177 in our Spanish list, against #43,733 for "nai". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

Useful next steps

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

  • Full dictionary entry for "nació" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "nai" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #128,771 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "nació" and "nai" also get mixed up with nearby pairs, the highest-scored neighbour is "nai vs nox". Nearby pair

Confusion rank #128,771 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