ldvsluzConfusable pair

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

Which to use

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

#40,065
“ld” frequency rank
#35,899
“luz” frequency rank
75964
confusion score

Side-by-Side Comparison

Feature ld luz
Definition Mathematik: Schreibweise für den Zweierlogarithmus, den Logarithmus zur Basis 2, Kurzform für log₂ etwas, das Dinge sichtbar macht oder Beleuchtung produziert

Letter map: ld vs luz

Shared letters muted; letters that set ld and luz apart highlighted. Shared run: 1.

2 ch
ld
3 ch
luz

Part-of-speech tell for ld / luz

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: ld is anabbrev and luzanoun. On the page they differ by 1 letter(s) in length. Our composite confusion score for this pair is 75964, derived from the frequency rank of both members and their visual similarity.

ld is recorded at frequency rank #40,065, classified as anabbrev. 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 75964, this pair ranks #295,037 of 2,006,359 scored German confusable pairs - among the most confusable pairs.

Orthographic DNA of ld vs luz

Shared letters: l. Private to "ld": d. Private to "luz": uz.

"ld" · 2 letters · shape CC  ·  "luz" · 3 letters · shape CVC

Frequently Asked Questions

Is swapping "ld" for "luz" ever safe?
No - they are not even the same part of speech. "ld" is an abbrev and "luz" a noun, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "ld" or "luz"?
"luz" is the more common of the two: it sits at frequency rank #35,899 in our German list, against #40,065 for "ld". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

Done with this confusable. These links stay specific to "ld" and "luz".

  • Full dictionary entry for "ld" 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 #295,037 of 2,006,359 scored German confusable pairs in this corpus vintage. Corpus statistics
  • "ld" and "luz" also get mixed up with nearby pairs, the highest-scored neighbour is "Lai vs ld". Nearby pair

Confusion rank #295,037 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