THCvsthisWhich spelling fits?

Quick tell: THC is a noun, this is an adjective, so they fill different roles in a sentence.

Which to use

“THC” is a noun and “this” is an adjective - they look or sound alike but fill different roles in a sentence.

#43,694
“THC” frequency rank
#5,196
“this” frequency rank
48890
confusion score

Side-by-Side Comparison

Feature THC this
Definition Abréviation de tétrahydrocannabinol. Ce … -ci, cette … -ci.

Where the eye mixes THC and this

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

3 ch
THC
4 ch
this

Look-alike desk: THC vs this

These two trip readers on the page rather than in the ear: THC is \te.aʃ.se\ while this is \ðɪs\. Spoken aloud the problem disappears. In writing it persists, because they differ by 1 letter(s) in length, and the parts of speech differ too (noun vs adjective), which is usually the fastest check. Our composite confusion score for this pair is 48890, 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\. this is at rank #5,196, tagged as anadj, pronounced \ðɪs\.

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 48890, this pair ranks #175,217 of 440,172 scored French confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of THC vs this

Shared letters: ht. Private to "THC": c. Private to "this": is.

"THC" · 3 letters · shape CCC  ·  "this" · 4 letters · shape CCVC

Known mistypes of this pair

  • thishtis · thhis · thiss · thsi · tihs · tthis

Frequently Asked Questions

Do "THC" and "this" mean the same thing in a sentence?
No - they are not even the same part of speech. "THC" is a noun and "this" an adjective, so a sentence built for one is usually ungrammatical with the other.
In ordinary French text, does "THC" or "this" show up more?
"this" is the more common of the two: it sits at frequency rank #5,196 in our French list, against #43,694 for "THC". 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 "THC" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "this" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #175,217 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "THC" and "this" also get mixed up with nearby pairs, the highest-scored neighbour is "THC vs tif". 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 #175,217 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