LíavsluxWhich spelling fits?

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

Which to use

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

#35,600
“Lía” frequency rank
#23,482
“lux” frequency rank
59082
confusion score

Side-by-Side Comparison

Feature Lía lux
Definition Nombre de pila de mujer. Unidad derivada del Sistema Internacional de Unidades para la iluminancia o nivel de iluminación, equivalente a un lumen por metro cuadrado.

Where the eye mixes Lía and lux

Muted = shared; highlighted = the visual trap. They share 1 letter in sequence.

3 ch
Lía
3 ch
lux

Look-alike desk: Lía vs lux

These two trip readers on the page rather than in the ear: Lía is [ˈlia] while lux is [ˈluks]. 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 (name vs noun), which is usually the fastest check. Our composite confusion score for this pair is 59082, derived from the frequency rank of both members and their visual similarity.

Lía is recorded at frequency rank #35,600, classified as aname, pronounced [ˈlia]. lux is at rank #23,482, tagged as anoun, pronounced [ˈluks].

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 59082, this pair ranks #63,968 of 323,831 scored Spanish confusable pairs - among the most confusable pairs.

Orthographic DNA of Lía vs lux

Shared letters: l. Private to "Lía": . Private to "lux": ux.

"Lía" · 3 letters · shape CVV  ·  "lux" · 3 letters · shape CVC

Frequently Asked Questions

Is swapping "Lía" for "lux" ever safe?
No - they are not even the same part of speech. "Lía" is a name and "lux" a noun, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "Lía" or "lux"?
"lux" is the more common of the two: it sits at frequency rank #23,482 in our Spanish list, against #35,600 for "Lía". 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 "Lía" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "lux" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #63,968 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "Lía" and "lux" also get mixed up with nearby pairs, the highest-scored neighbour is "Lía vs Lyra". Nearby pair

Confusion rank #63,968 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