LucavsluzTell them apart

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

Which to use

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

#9,944
“Luca” frequency rank
#35,899
“luz” frequency rank
45843
confusion score

Side-by-Side Comparison

Feature Luca luz
Definition italienischer männlicher Vorname etwas, das Dinge sichtbar macht oder Beleuchtung produziert

Letter map: Luca vs luz

Shared letters muted; letters that set Luca and luz apart highlighted. Shared run: 2.

4 ch
Luca
3 ch
luz

Part-of-speech tell for Luca / luz

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: Luca is aname and luzanoun. On the page they differ by 1 letter(s) in length. Our composite confusion score for this pair is 45843, derived from the frequency rank of both members and their visual similarity.

Luca is recorded at frequency rank #9,944, classified as aname, pronounced […]. luz is at rank #35,899, tagged as anoun, pronounced [luʃ].

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 45843, this pair ranks #1,339,358 of 2,006,359 scored German confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of Luca vs luz

Shared letters: lu. Private to "Luca": ac. Private to "luz": z.

"Luca" · 4 letters · shape CVCV  ·  "luz" · 3 letters · shape CVC

Known mistypes of this pair

  • Lucalcua · lluca · luac · ulca

Frequently Asked Questions

Is swapping "Luca" for "luz" ever safe?
No - they are not even the same part of speech. "Luca" is a name and "luz" a noun, so a sentence built for one is usually ungrammatical with the other.
In ordinary German text, does "Luca" or "luz" show up more?
"Luca" is the more common of the two: it sits at frequency rank #9,944 in our German list, against #35,899 for "luz". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

After this comparison

You've compared "Luca" and "luz". Here's where to go from here.

  • Full dictionary entry for "Luca" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "luz" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #1,339,358 of 2,006,359 scored German confusable pairs in this corpus vintage. Corpus statistics
  • "Luca" and "luz" also get mixed up with nearby pairs, the highest-scored neighbour is "Lai vs luz". 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 #1,339,358 of 2,006,359 scored German pairs, corpus vintage 2026-09-03, not spelling advice.

Source: Wiktionary (via kaikki.org) Structured Wiktionary extract

Source: FrequencyWords open word-frequency list