truevstruffeWhich spelling fits?

Quick tell: true is a adjective, truffe is a noun, so they fill different roles in a sentence.

Which to use

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

#12,495
“true” frequency rank
#26,212
“truffe” frequency rank
38707
confusion score

Side-by-Side Comparison

Feature true truffe
Definition Vrai , vraie. Forme particulière de champignons de la famille des ascomycètes du genre des tubéracées; champignons souterrains, charnus, compacts, recherchés pour leur arôme et pour leur saveur dont l’espèce la plus intéressante et la plus connue est la truffe noire ou truffe du Périgord.

Where the eye mixes true and truffe

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

4 ch
true
6 ch
truffe

Why the eye confuses true with truffe

These two trip readers on the page rather than in the ear: true is \tɹu\ while truffe is \tʁyf\. Spoken aloud the problem disappears. In writing it persists, because they differ by 2 letter(s) in length, and the parts of speech differ too (adjective vs noun), which is usually the fastest check. Our composite confusion score for this pair is 38707, derived from the frequency rank of both members and their visual similarity.

true is recorded at frequency rank #12,495, classified as anadj, pronounced \tɹu\. truffe is at rank #26,212, tagged as anoun, pronounced \tʁyf\.

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 38707, this pair ranks #253,380 of 440,172 scored French confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of true vs truffe

Shared letters: ertu. Private to "true": -. Private to "truffe": f.

"true" · 4 letters · shape CCVV  ·  "truffe" · 6 letters · shape CCVCCV

Known mistypes of this pair

  • true ← rtue · treu · trrue · ttrue
  • truffe ← rtuffe · trfufe · trruffe · trufe · trufef · ttruffe · turffe

Frequently Asked Questions

Is swapping "true" for "truffe" ever safe?
No - they are not even the same part of speech. "true" is an adjective and "truffe" a noun, so a sentence built for one is usually ungrammatical with the other.
In ordinary French text, does "true" or "truffe" show up more?
"true" is the more common of the two: it sits at frequency rank #12,495 in our French list, against #26,212 for "truffe". 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 "true" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "truffe" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #253,380 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "true" and "truffe" also get mixed up with nearby pairs, the highest-scored neighbour is "touffes vs truffe". 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 #253,380 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