Which to use
“THC” and “tos” are a confusable French pair: similar on the page, but distinct in meaning, check the gloss before you choose.
- #43,694
- “THC” frequency rank
- #48,234
- “tos” frequency rank
- 91928
- confusion score
Side-by-Side Comparison
| Feature | THC | tos |
|---|---|---|
| Definition | Abréviation de tétrahydrocannabinol. | Élève de première année à l’École polytechnique. |
Where the eye mixes THC and tos
Muted = shared; highlighted = the visual trap. They share 1 letter in sequence. THC (CCC) and tos (CVC) run the same length but a different consonant-vowel pattern - the shape difference is usually the fastest tell.
Why the eye confuses THC with tos
A purely visual mix-up. THC (\te.aʃ.se\) and tos (\tos\) 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 91928, derived from the frequency rank of both members and their visual similarity.
THC is recorded at frequency rank #43,694, classified as anoun, pronounced \te.aʃ.se\. tos is at rank #48,234, tagged as anoun, pronounced \tos\.
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 91928, this pair ranks #3,406 of 440,172 scored French confusable pairs - among the most confusable pairs.
Orthographic DNA of THC vs tos
Shared letters: t. Private to "THC": ch. Private to "tos": os.
"THC" · 3 letters · shape CCC · "tos" · 3 letters · shape CVC
Frequently Asked Questions
Can "THC" and "tos" be used interchangeably?
Frequency check: "THC" vs "tos" - which ranks higher?
After this comparison
Pronunciation already separates them, if the page still looks alike, the dictionary links below settle it.
- Full dictionary entry for "THC" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "tos" - compare definitions side by side with the headword page. Word entry
- This pair ranks #3,406 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
- "THC" and "tos" also get mixed up with nearby pairs, the highest-scored neighbour is "tif vs tos". Nearby pair
Confusion rank #3,406 of 440,172 scored French pairs, corpus vintage 2026-09-03, not spelling advice.