fébrilevsféerieConfusable pair

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

Which to use

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

#28,178
“fébrile” frequency rank
#43,455
“féerie” frequency rank
71633
confusion score

Side-by-Side Comparison

Feature fébrile féerie
Definition Qui a rapport à la fièvre, qui produit la fièvre. Art des fées.

Where the eye mixes fébrile and féerie

Muted = shared; highlighted = the visual trap. They share 5 letters in sequence. fébrile runs 7 letters (CVCCVCV) against féerie's 6 (CVVCVV) - the length gap alone is often enough to separate them once you know to check it.

7 ch
fébrile
6 ch
féerie

Visual trap between fébrile and féerie

These two trip readers on the page rather than in the ear: fébrile is \fe.bʁil\ while féerie is \fe.ʁi\. 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 71633, derived from the frequency rank of both members and their visual similarity.

fébrile is recorded at frequency rank #28,178, classified as anadj, pronounced \fe.bʁil\. féerie is at rank #43,455, tagged as anoun, pronounced \fe.ʁi\.

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 71633, this pair ranks #46,868 of 440,172 scored French confusable pairs - among the most confusable pairs.

Orthographic DNA of fébrile vs féerie

Shared letters: efiré. Private to "fébrile": bl. Private to "féerie": -.

"fébrile" · 7 letters · shape CVCCVCV  ·  "féerie" · 6 letters · shape CVVCVV

Frequently Asked Questions

Can "fébrile" and "féerie" be used interchangeably?
No - they are not even the same part of speech. "fébrile" is an adjective and "féerie" a noun, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "fébrile" or "féerie"?
"fébrile" is the more common of the two: it sits at frequency rank #28,178 in our French list, against #43,455 for "féerie". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

Visual near-miss handled. Browse the word pages or a neighbour when the next look-alike shows up.

  • Full dictionary entry for "fébrile" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "féerie" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #46,868 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "fébrile" and "féerie" also get mixed up with nearby pairs, the highest-scored neighbour is "féerie vs ferrier". Nearby pair

Confusion rank #46,868 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