Which to use
“los” is an article and “lux” is a noun - they look or sound alike but fill different roles in a sentence.
- #8
- “los” frequency rank
- #23,482
- “lux” frequency rank
- 23490
- confusion score
Side-by-Side Comparison
| Feature | los | lux |
|---|---|---|
| Definition | Artículo determinado masculino plural. El singular es lo. | 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 los and lux
Muted = shared; highlighted = the visual trap. They share 1 letter in sequence.
Visual trap between los and lux
These two trip readers on the page rather than in the ear: los is [los] 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 (article vs noun), which is usually the fastest check. Our composite confusion score for this pair is 23490, derived from the frequency rank of both members and their visual similarity.
los is recorded at frequency rank #8, classified as anarticle, pronounced [los]. 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 23490, this pair ranks #245,564 of 323,831 scored Spanish confusable pairs - a relatively easy-to-tell-apart pair.
Orthographic DNA of los vs lux
Shared letters: l. Private to "los": os. Private to "lux": ux.
"los" · 3 letters · shape CVC · "lux" · 3 letters · shape CVC
Frequently Asked Questions
Do "los" and "lux" mean the same thing in a sentence?
Frequency check: "los" vs "lux" - which ranks higher?
What to do next
Pronunciation already separates them, if the page still looks alike, the dictionary links below settle it.
- Full dictionary entry for "los" 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 #245,564 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
- "los" and "lux" also get mixed up with nearby pairs, the highest-scored neighbour is "lac vs lux". Nearby pair
Confusion rank #245,564 of 323,831 scored Spanish pairs, corpus vintage 2026-09-03, not spelling advice.