fauxvsfléauxWhat's the difference?

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

Which to use

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

#920
“faux” frequency rank
#37,816
“fléaux” frequency rank
38736
confusion score

Side-by-Side Comparison

Feature faux fléaux
Definition Qui n’est pas conforme, ou qui ne se conforme pas à la réalité. Quand il s’agit des idées et des sentiments, et de leur expression, il signifie que ces idées, ces sentiments ou leur expression sont contraires à la réalité par erreur ou par imposture. Pluriel de fléau.

Where the spellings diverge

Shared letters are muted; the letters that actually set faux and fléaux apart are highlighted. They share 4 letters in sequence, which is exactly why the eye skips the difference.

4 ch
faux
6 ch
fléaux

Spelling & Dictionary Insight

These two trip readers on the page rather than in the ear: faux is \fo\ while fléaux is \fle.o\. Spoken aloud the problem disappears. In writing it persists, because they differ by 2 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 38736, derived from the frequency rank of both members and their visual similarity.

faux is recorded at frequency rank #920, classified as anadj, pronounced \fo\. fléaux is at rank #37,816, tagged as anoun, pronounced \fle.o\.

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 38736, this pair ranks #253,177 of 440,172 scored French confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of faux vs fléaux

Shared letters: afux. Private to "faux": -. Private to "fléaux": .

"faux" · 4 letters · shape CVVC  ·  "fléaux" · 6 letters · shape CCVVVC

Known mistypes of this pair

  • fauxafux · fauxx · faxu · ffaux · fuax

Frequency comparison

faux#920
fléaux#37,816

Source: FrequencyWords open word-frequency list

Frequently Asked Questions

Can "faux" and "fléaux" be used interchangeably?
No - they are not even the same part of speech. "faux" is an adjective and "fléaux" a noun, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "faux" or "fléaux"?
"faux" is the more common of the two: it sits at frequency rank #920 in our French list, against #37,816 for "fléaux". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

Remembering faux vs fléaux

The fastest way to pick the right one every time.

  • Check the role first: if you need an adjective, it's “faux”; for a noun, it's “fléaux”.
  • See each word in full, definition, IPA, etymology and its other confusables. Full “faux” entry
  • Browse more pairs most likely to be confused. Most confusable

Source: Wiktionary (via kaikki.org) Structured Wiktionary extract

Source: FrequencyWords open word-frequency list