ThomasvsthoraxConfusable pair

Quick tell: Thomas is a name, thorax is a noun, so they fill different roles in a sentence.

Which to use

“Thomas” is a name and “thorax” is a noun - they look or sound alike but fill different roles in a sentence.

#1,791
“Thomas” frequency rank
#18,607
“thorax” frequency rank
20398
confusion score

Side-by-Side Comparison

Feature Thomas thorax
Definition Nom de famille. Cage de la poitrine, où sont enfermés les poumons et le cœur.

Where the eye mixes Thomas and thorax

Muted = shared; highlighted = the visual trap. They share 4 letters in sequence. Thomas and thorax follow the identical consonant-vowel pattern (CCVCVC). Same shape at a glance is often the real trap, independent of shared letters.

6 ch
Thomas
6 ch
thorax

Look-alike desk: Thomas vs thorax

These two trip readers on the page rather than in the ear: Thomas is \tɔ.ma\ while thorax is \tɔ.ʁaks\. 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 (name vs noun), which is usually the fastest check. Our composite confusion score for this pair is 20398, derived from the frequency rank of both members and their visual similarity.

Thomas is recorded at frequency rank #1,791, classified as aname, pronounced \tɔ.ma\. thorax is at rank #18,607, tagged as anoun, pronounced \tɔ.ʁaks\.

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 20398, this pair ranks #368,467 of 440,172 scored French confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of Thomas vs thorax

Shared letters: ahot. Private to "Thomas": ms. Private to "thorax": rx.

"Thomas" · 6 letters · shape CCVCVC  ·  "thorax" · 6 letters · shape CCVCVC

Known mistypes of this pair

  • Thomas ← htomas · thhomas · thmoas · thoams · thomass · thommas · thomsa · tohmas
  • thorax ← htorax · thhorax · thoarx · thoraxx · thorrax · thorxa · throax · tohrax

Frequently Asked Questions

Is swapping "Thomas" for "thorax" ever safe?
No - they are not even the same part of speech. "Thomas" is a name and "thorax" a noun, so a sentence built for one is usually ungrammatical with the other.
Frequency check: "Thomas" vs "thorax" - which ranks higher?
"Thomas" is the more common of the two: it sits at frequency rank #1,791 in our French list, against #18,607 for "thorax". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

Useful next steps

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

  • Full dictionary entry for "Thomas" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "thorax" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #368,467 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "Thomas" and "thorax" also get mixed up with nearby pairs, the highest-scored neighbour is "thorax vs Tora". 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 #368,467 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