tosvstroConfusable pair

Which to use

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

#48,234
“tos” frequency rank
#29,579
“tro” frequency rank
77813
confusion score

Side-by-Side Comparison

Feature tos tro
Definition Élève de première année à l’École polytechnique. Tour (du verbe tourner).

Where the eye mixes tos and tro

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

3 ch
tos
3 ch
tro

Look-alike desk: tos vs tro

A purely visual mix-up. tos (\tos\) and tro (\ˈtroː\) are said differently, so reading them aloud is the quickest way to catch the wrong one. On the page they stay close: they share most of their letters but differ in 2 positions. Our composite confusion score for this pair is 77813, derived from the frequency rank of both members and their visual similarity.

tos is recorded at frequency rank #48,234, classified as anoun, pronounced \tos\. tro is at rank #29,579, tagged as anoun, pronounced \ˈtroː\.

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 77813, this pair ranks #27,374 of 440,172 scored French confusable pairs - among the most confusable pairs.

Orthographic DNA of tos vs tro

Shared letters: ot. Private to "tos": s. Private to "tro": r.

"tos" · 3 letters · shape CVC  ·  "tro" · 3 letters · shape CCV

Frequently Asked Questions

Do "tos" and "tro" mean the same thing in a sentence?
No. They are said differently (\tos\ versus \ˈtroː\) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Which is more common, "tos" or "tro"?
"tro" is the more common of the two: it sits at frequency rank #29,579 in our French list, against #48,234 for "tos". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Useful next steps

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

  • Full dictionary entry for "tos" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "tro" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #27,374 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "tos" and "tro" also get mixed up with nearby pairs, the highest-scored neighbour is "tif vs tos". Nearby pair

Confusion rank #27,374 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