lemvsLuWhat's the difference?

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

Which to use

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

#40,348
“lem” frequency rank
#1,333
“Lu” frequency rank
41681
confusion score

Side-by-Side Comparison

Feature lem Lu
Definition Membre, partie du corps. Commune de la province d’Alexandrie dans le Piémont en Italie.

Letter map: lem vs Lu

Shared letters muted; letters that set lem and Lu apart highlighted. Shared run: 1.

3 ch
lem
2 ch
Lu

Grammar separator: lem vs Lu

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: lem is anoun and Luaname. On the page they differ by 1 letter(s) in length. Our composite confusion score for this pair is 41681, derived from the frequency rank of both members and their visual similarity.

lem is recorded at frequency rank #40,348, classified as anoun. Lu is at rank #1,333, tagged as aname, pronounced \ly\.

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 41681, this pair ranks #231,265 of 440,172 scored French confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of lem vs Lu

Shared letters: l. Private to "lem": em. Private to "Lu": u.

"lem" · 3 letters · shape CVC  ·  "Lu" · 2 letters · shape CV

Frequently Asked Questions

Can "lem" and "Lu" be used interchangeably?
No - they are not even the same part of speech. "lem" is a noun and "Lu" a name, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "lem" or "Lu"?
"Lu" is the more common of the two: it sits at frequency rank #1,333 in our French list, against #40,348 for "lem". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

After this comparison

You've compared "lem" and "Lu". Here's where to go from here.

  • Full dictionary entry for "lem" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "Lu" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #231,265 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "lem" and "Lu" also get mixed up with nearby pairs, the highest-scored neighbour is "lem vs lep". Nearby pair

Confusion rank #231,265 of 440,172 scored French pairs, corpus vintage 2026-09-03, not spelling advice.

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

Source: FrequencyWords open word-frequency list