Which to use
“fédéral” is an adjective and “fédérer” is a verb - they look or sound alike but fill different roles in a sentence.
- #2,617
- “fédéral” frequency rank
- #24,605
- “fédérer” frequency rank
- 27222
- confusion score
Side-by-Side Comparison
| Feature | fédéral | fédérer |
|---|---|---|
| Definition | Qui a rapport à une fédération d’États ou à une fédération de plusieurs sociétés visant un but commun. | Réunir en fédération. |
Where the eye mixes fédéral and fédérer
Muted = shared; highlighted = the visual trap. They share 5 letters in sequence.
Look-alike desk: fédéral vs fédérer
These two trip readers on the page rather than in the ear: fédéral is \fe.de.ʁal\ while fédérer is \fe.de.ʁe\. Spoken aloud the problem disappears. In writing it persists, because they share most of their letters but differ in 2 positions, and the parts of speech differ too (adjective vs verb), which is usually the fastest check. Our composite confusion score for this pair is 27222, derived from the frequency rank of both members and their visual similarity.
fédéral is recorded at frequency rank #2,617, classified as anadj, pronounced \fe.de.ʁal\. fédérer is at rank #24,605, tagged as averb, pronounced \fe.de.ʁe\.
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 27222, this pair ranks #330,340 of 440,172 scored French confusable pairs - roughly mid-pack for confusability.
Orthographic DNA of fédéral vs fédérer
Shared letters: dfré. Private to "fédéral": al. Private to "fédérer": e.
"fédéral" · 7 letters · shape CVCVCVC · "fédérer" · 7 letters · shape CVCVCVC
Frequently Asked Questions
Is swapping "fédéral" for "fédérer" ever safe?
In ordinary French text, does "fédéral" or "fédérer" show up more?
What to do next
Pronunciation already separates them, if the page still looks alike, the dictionary links below settle it.
- Full dictionary entry for "fédéral" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "fédérer" - compare definitions side by side with the headword page. Word entry
- This pair ranks #330,340 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
- "fédéral" and "fédérer" also get mixed up with nearby pairs, the highest-scored neighbour is "fédérer vs fédérés". Nearby pair
Confusion rank #330,340 of 440,172 scored French pairs, corpus vintage 2026-09-03, not spelling advice.