Which to use
“lac” is a noun and “ld” is an abbrev - they look or sound alike but fill different roles in a sentence.
- #37,041
- “lac” frequency rank
- #40,065
- “ld” frequency rank
- 77106
- confusion score
Side-by-Side Comparison
| Feature | lac | ld |
|---|---|---|
| Definition | See | Mathematik: Schreibweise für den Zweierlogarithmus, den Logarithmus zur Basis 2, Kurzform für log₂ |
Letter map: lac vs ld
Shared letters muted; letters that set lac and ld apart highlighted. Shared run: 1. lac runs 3 letters (CVC) against ld's 2 (CC) - the length gap alone is often enough to separate them once you know to check it.
Role in the sentence - lac and ld
Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: lac is anoun and ldanabbrev. On the page they differ by 1 letter(s) in length. Our composite confusion score for this pair is 77106, derived from the frequency rank of both members and their visual similarity.
lac is recorded at frequency rank #37,041, classified as anoun, pronounced [lak]. ld is at rank #40,065, tagged as anabbrev.
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 77106, this pair ranks #268,337 of 2,006,359 scored German confusable pairs - among the most confusable pairs.
Orthographic DNA of lac vs ld
Shared letters: l. Private to "lac": ac. Private to "ld": d.
"lac" · 3 letters · shape CVC · "ld" · 2 letters · shape CC
Frequently Asked Questions
Is swapping "lac" for "ld" ever safe?
Which is more common, "lac" or "ld"?
What to do next
You've compared "lac" and "ld". Here's where to go from here.
- Full dictionary entry for "lac" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "ld" - compare definitions side by side with the headword page. Word entry
- This pair ranks #268,337 of 2,006,359 scored German confusable pairs in this corpus vintage. Corpus statistics
- "lac" and "ld" also get mixed up with nearby pairs, the highest-scored neighbour is "Lai vs ld". Nearby pair
Confusion rank #268,337 of 2,006,359 scored German pairs, corpus vintage 2026-09-03, not spelling advice.