tonusvstroncsConfusable pair

Which to use

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

#35,755
“tonus” frequency rank
#27,272
“troncs” frequency rank
63027
confusion score

Side-by-Side Comparison

Feature tonus troncs
Definition Tension, contraction légère et permanente, tenue des muscles. Pluriel de tronc.

Where the eye mixes tonus and troncs

Muted = shared; highlighted = the visual trap. They share 4 letters in sequence. tonus runs 5 letters (CVCVC) against troncs's 6 (CCVCCC) - the length gap alone is often enough to separate them once you know to check it.

5 ch
tonus
6 ch
troncs

Why the eye confuses tonus with troncs

A purely visual mix-up. tonus (\tɔ.nys\) and troncs (\tʁɔ̃\) 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 63027, derived from the frequency rank of both members and their visual similarity.

tonus is recorded at frequency rank #35,755, classified as anoun, pronounced \tɔ.nys\. troncs is at rank #27,272, tagged as anoun, pronounced \tʁɔ̃\.

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 63027, this pair ranks #84,045 of 440,172 scored French confusable pairs - among the most confusable pairs.

Orthographic DNA of tonus vs troncs

Shared letters: nost. Private to "tonus": u. Private to "troncs": cr.

"tonus" · 5 letters · shape CVCVC  ·  "troncs" · 6 letters · shape CCVCCC

Known mistypes of this pair

  • tonus ← otnus · tnous · tonnus · tonsu · tonuss · touns · ttonus
  • troncs ← rtoncs · torncs · trnocs · trocns · tronccs · troncss · tronncs · tronsc

Frequently Asked Questions

Do "tonus" and "troncs" mean the same thing in a sentence?
No. They are said differently (\tɔ.nys\ versus \tʁɔ̃\) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Which is more common, "tonus" or "troncs"?
"troncs" is the more common of the two: it sits at frequency rank #27,272 in our French list, against #35,755 for "tonus". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

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

  • Full dictionary entry for "tonus" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "troncs" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #84,045 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "tonus" and "troncs" also get mixed up with nearby pairs, the highest-scored neighbour is "tonus vs trônes". 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 #84,045 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