theyvsthouWhat's the difference?

Quick tell: they is a pronoun, thou is a noun, so they fill different roles in a sentence.

Which to use

“they” is a pronoun and “thou” is a noun - they look or sound alike but fill different roles in a sentence.

#13,279
“they” frequency rank
#44,777
“thou” frequency rank
58056
confusion score

Side-by-Side Comparison

Feature they thou
Definition Pronom personnel sujet de la troisième personne du pluriel ; ils, elles, iels. Écluse en pierre ou en béton permettant de vider lentement les étangs de la Dombes dans l'Ain.

Where the eye mixes they and thou

Muted = shared; highlighted = the visual trap. They share 2 letters in sequence. they and thou follow the identical consonant-vowel pattern (CCVV). Same shape at a glance is often the real trap, independent of shared letters.

4 ch
they
4 ch
thou

Look-alike desk: they vs thou

These two trip readers on the page rather than in the ear: they is \ðeɪ\ while thou is \tu\. Spoken aloud the problem disappears. In writing it persists, because they share most of their letters but differ in 2 positions, and the parts of speech differ too (pronoun vs noun), which is usually the fastest check. Our composite confusion score for this pair is 58056, derived from the frequency rank of both members and their visual similarity.

they is recorded at frequency rank #13,279, classified as apron, pronounced \ðeɪ\. thou is at rank #44,777, 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 58056, this pair ranks #111,322 of 440,172 scored French confusable pairs - among the most confusable pairs.

Orthographic DNA of they vs thou

Shared letters: ht. Private to "they": ey. Private to "thou": ou.

"they" · 4 letters · shape CCVV  ·  "thou" · 4 letters · shape CCVV

Known mistypes of this pair

  • they ← htey · tehy · theyy · thhey · thye · tthey
  • thou ← htou · thhou · thuo · tohu · tthou

Frequently Asked Questions

Do "they" and "thou" mean the same thing in a sentence?
No - they are not even the same part of speech. "they" is a pronoun and "thou" a noun, so a sentence built for one is usually ungrammatical with the other.
In ordinary French text, does "they" or "thou" show up more?
"they" is the more common of the two: it sits at frequency rank #13,279 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.

Useful next steps

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

  • Full dictionary entry for "they" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "thou" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #111,322 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "they" and "thou" 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 #111,322 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