fidesvsfixeWhat's the difference?

Quick tell: fides is a noun, fixe is an adjective, so they fill different roles in a sentence.

Which to use

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

#38,296
“fides” frequency rank
#2,615
“fixe” frequency rank
40911
confusion score

Side-by-Side Comparison

Feature fides fixe
Definition Foi, croyance, confiance, créance, crédit. Immobile.

Letter map: fides vs fixe

Shared letters muted; letters that set fides and fixe apart highlighted. Shared run: 3.

5 ch
fides
4 ch
fixe

Grammar separator: fides vs fixe

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: fides is anoun and fixeanadjective. On the page they differ by 1 letter(s) in length. Our composite confusion score for this pair is 40911, derived from the frequency rank of both members and their visual similarity.

fides is recorded at frequency rank #38,296, classified as anoun. fixe is at rank #2,615, tagged as anadj, pronounced \fiks\.

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 40911, this pair ranks #236,982 of 440,172 scored French confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of fides vs fixe

Shared letters: efi. Private to "fides": ds. Private to "fixe": x.

"fides" · 5 letters · shape CVCVC  ·  "fixe" · 4 letters · shape CVCV

Known mistypes of this pair

  • fidesfdies · ffides · fiddes · fidess · fidse · fieds · ifdes
  • fixeffixe · fiex · fixxe · fxie · ifxe

Frequently Asked Questions

Do "fides" and "fixe" mean the same thing in a sentence?
No - they are not even the same part of speech. "fides" is a noun and "fixe" an adjective, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "fides" or "fixe"?
"fixe" is the more common of the two: it sits at frequency rank #2,615 in our French list, against #38,296 for "fides". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

What to do next

You've compared "fides" and "fixe". Here's where to go from here.

  • Full dictionary entry for "fides" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "fixe" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #236,982 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "fides" and "fixe" also get mixed up with nearby pairs, the highest-scored neighbour is "fides vs filez". 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 #236,982 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