Which to use
“foutre” is a verb and “frustre” is an adjective - they look or sound alike but fill different roles in a sentence.
- #1,867
- “foutre” frequency rank
- #44,469
- “frustre” frequency rank
- 46336
- confusion score
Side-by-Side Comparison
| Feature | foutre | frustre |
|---|---|---|
| Definition | Baiser ; posséder sexuellement. | Variante de fruste. |
Where the eye mixes foutre and frustre
Muted = shared; highlighted = the visual trap. They share 5 letters in sequence. foutre runs 6 letters (CVVCCV) against frustre's 7 (CCVCCCV) - the length gap alone is often enough to separate them once you know to check it.
Visual trap between foutre and frustre
These two trip readers on the page rather than in the ear: foutre is \futʁ\ while frustre is \fʁystʁ\. 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 (verb vs adjective), which is usually the fastest check. Our composite confusion score for this pair is 46336, derived from the frequency rank of both members and their visual similarity.
foutre is recorded at frequency rank #1,867, classified as averb, pronounced \futʁ\. frustre is at rank #44,469, tagged as anadj, pronounced \fʁystʁ\.
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 46336, this pair ranks #195,787 of 440,172 scored French confusable pairs - roughly mid-pack for confusability.
Orthographic DNA of foutre vs frustre
Shared letters: efrtu. Private to "foutre": o. Private to "frustre": s.
"foutre" · 6 letters · shape CVVCCV · "frustre" · 7 letters · shape CCVCCCV
Known mistypes of this pair
Frequently Asked Questions
Is swapping "foutre" for "frustre" ever safe?
Frequency check: "foutre" vs "frustre" - which ranks higher?
Useful next steps
Visual near-miss handled. Browse the word pages or a neighbour when the next look-alike shows up.
- Full dictionary entry for "foutre" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "frustre" - compare definitions side by side with the headword page. Word entry
- This pair ranks #195,787 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
- "foutre" and "frustre" also get mixed up with nearby pairs, the highest-scored neighbour is "frustre vs frustrer". 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 #195,787 of 440,172 scored French pairs, corpus vintage 2026-09-03, not spelling advice.