thouvstouxTell them apart

Which to use

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

#44,777
“thou” frequency rank
#15,276
“toux” frequency rank
60053
confusion score

Side-by-Side Comparison

Feature thou toux
Definition Écluse en pierre ou en béton permettant de vider lentement les étangs de la Dombes dans l'Ain. Expiration spasmodique et bruyante de l’air, accompagnée d’un mouvement convulsif du larynx et de la trachée-artère.

Same sound, different letters: thou vs toux

Muted letters are shared; highlighted letters are the only spelling cue when pronunciation matches. Shared run: 3 letters.

4 ch
thou
4 ch
toux

Same sound, different spelling - thou / toux

This is the hard kind. thou and toux are pronounced identically (\tu\) and both work as anoun. Neither the ear nor the grammar will rescue you; only the meaning does, so the glosses below are the whole decision. They share most of their letters but differ in 3 positions. Our composite confusion score for this pair is 60053, derived from the frequency rank of both members and their visual similarity.

thou is recorded at frequency rank #44,777, classified as anoun, pronounced \tu\. toux is at rank #15,276, tagged as anoun, pronounced \tu\.

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 60053, this pair ranks #99,704 of 440,172 scored French confusable pairs - among the most confusable pairs.

Orthographic DNA of thou vs toux

Shared letters: otu. Private to "thou": h. Private to "toux": x.

"thou" · 4 letters · shape CCVV  ·  "toux" · 4 letters · shape CVVC

Known mistypes of this pair

  • thouhtou · thhou · thuo · tohu · tthou
  • touxotux · touxx · toxu · ttoux · tuox

Frequently Asked Questions

Is swapping "thou" for "toux" ever safe?
No. They are pronounced the same (\tu\), which is exactly why they get swapped in writing, but the dictionary meanings above are different, and pronunciation is no guide here.
In ordinary French text, does "thou" or "toux" show up more?
"toux" is the more common of the two: it sits at frequency rank #15,276 in our French list, against #44,777 for "thou". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

Sound matches; spelling doesn't. Use the exits below to lock the right form or check a cousin pair.

  • Full dictionary entry for "thou" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "toux" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #99,704 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "thou" and "toux" also get mixed up with nearby pairs, the highest-scored neighbour is "thou vs tos". 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 #99,704 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