loirvslooConfusable pair

Which to use

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

#14,502
“loir” frequency rank
#47,432
“loo” frequency rank
61934
confusion score

Side-by-Side Comparison

Feature loir loo
Definition Petit mammifère de la famille des gliridés ou myoxidés, sous-ordre des myomorphes, ordre des rongeurs vrais ; il en existe plusieurs espèces en Europe, en Asie et en Afrique. Cabinets, toilettes, waters, petit coin (pièce destinée à faire ses besoins).

Where the eye mixes loir and loo

Muted = shared; highlighted = the visual trap. They share 2 letters in sequence. loir runs 4 letters (CVVC) against loo's 3 (CVV) - the length gap alone is often enough to separate them once you know to check it.

4 ch
loir
3 ch
loo

Why the eye confuses loir with loo

A purely visual mix-up. loir (\lwaʁ\) and loo (\lu\) are said differently, so reading them aloud is the quickest way to catch the wrong one. On the page they stay close: they differ by 1 letter(s) in length. Our composite confusion score for this pair is 61934, derived from the frequency rank of both members and their visual similarity.

loir is recorded at frequency rank #14,502, classified as anoun, pronounced \lwaʁ\. loo is at rank #47,432, tagged as anoun, pronounced \lu\.

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 61934, this pair ranks #89,682 of 440,172 scored French confusable pairs - among the most confusable pairs.

Orthographic DNA of loir vs loo

Shared letters: lo. Private to "loir": ir. Private to "loo": -.

"loir" · 4 letters · shape CVVC  ·  "loo" · 3 letters · shape CVV

Known mistypes of this pair

  • loir ← lior · lloir · loirr · olir

Frequently Asked Questions

Can "loir" and "loo" be used interchangeably?
No. They are said differently (\lwaʁ\ versus \lu\) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Frequency check: "loir" vs "loo" - which ranks higher?
"loir" is the more common of the two: it sits at frequency rank #14,502 in our French list, against #47,432 for "loo". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

After this comparison

Pronunciation already separates them, if the page still looks alike, the dictionary links below settle it.

  • Full dictionary entry for "loir" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "loo" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #89,682 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "loir" and "loo" also get mixed up with nearby pairs, the highest-scored neighbour is "longo vs loo". 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 #89,682 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