WillemvsWillyWhich spelling fits?

Which to use

“Willem” and “Willy” are a confusable French pair: similar on the page, but distinct in meaning, check the gloss before you choose.

#30,863
“Willem” frequency rank
#14,389
“Willy” frequency rank
45252
confusion score

Side-by-Side Comparison

Feature Willem Willy
Definition Nom de famille. Prénom masculin.

Letter map: Willem vs Willy

Shared letters muted; letters that set Willem and Willy apart highlighted. Shared run: 4. Willem runs 6 letters (CVCCVC) against Willy's 5 (CVCCV) - the length gap alone is often enough to separate them once you know to check it.

6 ch
Willem
5 ch
Willy

Corpus notes: Willem and Willy

Willem and Willy are indexed as a confusable French pair. We have no recorded pronunciation or part of speech for both members, so the spelling overlap is what we can show you: they differ by 1 letter(s) in length. Our composite confusion score for this pair is 45252, derived from the frequency rank of both members and their visual similarity.

Willem is recorded at frequency rank #30,863, classified as aname. Willy is at rank #14,389, tagged as aname.

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 45252, this pair ranks #204,172 of 440,172 scored French confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of Willem vs Willy

Shared letters: ilw. Private to "Willem": em. Private to "Willy": y.

"Willem" · 6 letters · shape CVCCVC  ·  "Willy" · 5 letters · shape CVCCV

Known mistypes of this pair

  • Willem ← iwllem · wilelm · wilem · willemm · willme · wlilem · wwillem
  • Willy ← iwlly · willyy · wily · wilyl · wlily · wwilly

Frequently Asked Questions

Is swapping "Willem" for "Willy" ever safe?
No. They differ by 1 letter(s) in length, but the dictionary glosses above give them different meanings, so swapping one for the other changes what the sentence says.
Frequency check: "Willem" vs "Willy" - which ranks higher?
"Willy" is the more common of the two: it sits at frequency rank #14,389 in our French list, against #30,863 for "Willem". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

After this comparison

Done with this confusable. These links stay specific to "Willem" and "Willy".

  • Full dictionary entry for "Willem" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "Willy" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #204,172 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "Willem" and "Willy" also get mixed up with nearby pairs, the highest-scored neighbour is "wallet vs Willem". 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 #204,172 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