LuvsluthTell them apart

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

Which to use

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

#1,333
“Lu” frequency rank
#36,476
“luth” frequency rank
37809
confusion score

Side-by-Side Comparison

Feature Lu luth
Definition Commune de la province d’Alexandrie dans le Piémont en Italie. Cordophone portable d’origine arabe, de corps généralement piriforme prolongé par un manche recouvert d'une touche sur laquelle le musicien appuie avec les doigts d'une main les cordes tendues attachées au cordier à une extrémité, et à la table d'harmonie à l'autre, ceci afin de modifier les notes obtenues, tandis que de l'autre main il excite les cordes à vibrer au-dessus de la caisse de résonance, soit en les tirant et les relâchant vivement, ou les frappant, soit en les frottant avec un outil tel un archet.

Where the eye mixes Lu and luth

Muted = shared; highlighted = the visual trap. They share 2 letters in sequence.

2 ch
Lu
4 ch
luth

Why the eye confuses Lu with luth

These two trip readers on the page rather than in the ear: Lu is \ly\ while luth is \lyt\. Spoken aloud the problem disappears. In writing it persists, because they differ by 2 extra letter(s) - “Lu” sits inside “luth”, and the parts of speech differ too (name vs noun), which is usually the fastest check. Our composite confusion score for this pair is 37809, derived from the frequency rank of both members and their visual similarity.

Lu is recorded at frequency rank #1,333, classified as aname, pronounced \ly\. luth is at rank #36,476, tagged as anoun, pronounced \lyt\.

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 37809, this pair ranks #259,788 of 440,172 scored French confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of Lu vs luth

Shared letters: lu. Private to "Lu": -. Private to "luth": ht.

"Lu" · 2 letters · shape CV  ·  "luth" · 4 letters · shape CVCC

Known mistypes of this pair

  • luthlluth · ltuh · luht · luthh · lutth · ulth

Frequently Asked Questions

Can "Lu" and "luth" be used interchangeably?
No - they are not even the same part of speech. "Lu" is a name and "luth" a noun, so a sentence built for one is usually ungrammatical with the other.
Frequency check: "Lu" vs "luth" - which ranks higher?
"Lu" is the more common of the two: it sits at frequency rank #1,333 in our French list, against #36,476 for "luth". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

What to do next

Eye-level mix-up between "Lu" and "luth" is sorted above. Next: full entries or other pairs that share a letter shape.

  • Full dictionary entry for "Lu" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "luth" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #259,788 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "Lu" and "luth" also get mixed up with nearby pairs, the highest-scored neighbour is "lure vs luth". 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 #259,788 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