Which to use
“plein” is an adjective and “plugin” is a noun - they look or sound alike but fill different roles in a sentence.
- #468
- “plein” frequency rank
- #37,973
- “plugin” frequency rank
- 38441
- confusion score
Side-by-Side Comparison
| Feature | plein | plugin |
|---|---|---|
| Definition | Qui contient tout ce qu’il est capable de contenir ; il est opposé à vide. | Petit logiciel d’application complémentaire qui, associé à une application spécifique, en augmente les capacités, par exemple en lui permettant d’interpréter un nouveau format de données. |
Where the eye mixes plein and plugin
Muted = shared; highlighted = the visual trap. They share 4 letters in sequence.
Why the eye confuses plein with plugin
These two trip readers on the page rather than in the ear: plein is \plɛ̃\ while plugin is \ply.gin\. 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 (adjective vs noun), which is usually the fastest check. Our composite confusion score for this pair is 38441, derived from the frequency rank of both members and their visual similarity.
plein is recorded at frequency rank #468, classified as anadj, pronounced \plɛ̃\. plugin is at rank #37,973, tagged as anoun, pronounced \ply.gin\.
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 38441, this pair ranks #255,241 of 440,172 scored French confusable pairs - roughly mid-pack for confusability.
Orthographic DNA of plein vs plugin
Shared letters: ilnp. Private to "plein": e. Private to "plugin": gu.
"plein" · 5 letters · shape CCVVC · "plugin" · 6 letters · shape CCVCVC
Known mistypes of this pair
Frequently Asked Questions
Is swapping "plein" for "plugin" ever safe?
In ordinary French text, does "plein" or "plugin" show up more?
Useful next steps
Pronunciation already separates them, if the page still looks alike, the dictionary links below settle it.
- Full dictionary entry for "plein" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "plugin" - compare definitions side by side with the headword page. Word entry
- This pair ranks #255,241 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
- "plein" and "plugin" also get mixed up with nearby pairs, the highest-scored neighbour is "plugin vs purin". 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 #255,241 of 440,172 scored French pairs, corpus vintage 2026-09-03, not spelling advice.