foll vs fou, What's the Difference?

Which to use

“foll” and “fou” are a confusable French pair: similar on the page, but distinct in meaning, check the gloss before you choose.

#35,043
“foll” frequency rank: #1,063
“fou” frequency rank: 36106
confusion score

Side-by-Side Comparison

Feature	foll	fou
Definition	Fou.	Qualifie une personne qui a perdu la raison, qui est atteinte d’aliénation mentale.

Where the spellings diverge

Shared letters are muted; the letters that actually set foll and fou apart are highlighted. They share 2 letters in sequence, which is exactly why the eye skips the difference.

4 ch

foll

3 ch

fou

Spelling & Dictionary Insight

A purely visual mix-up. foll (\ˈfɔlː\) and fou (\fu\) are said differently, so reading them aloud is the quickest way to catch the wrong one. On the page they stay close: they differ by 1 letter(s) in length. Our composite confusion score for this pair is 36106, derived from the frequency rank of both members and their visual similarity.

foll is recorded at frequency rank #35,043, classified as anadj, pronounced \ˈfɔlː\. fou is at rank #1,063, tagged as anadj, pronounced \fu\.

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 36106, this pair ranks #271,956 of 440,172 scored French confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of foll vs fou

Shared letters: fo. Private to "foll": l. Private to "fou": u.

"foll" · 4 letters · shape CVCC · "fou" · 3 letters · shape CVV

Known mistypes of this pair

foll ← ffoll · flol · ofll

Frequency comparison

foll#35,043

fou#1,063

Source: FrequencyWords open word-frequency list

Frequently Asked Questions

Can "foll" and "fou" be used interchangeably?

No. They are said differently (\ˈfɔlː\ versus \fu\) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.

Which is more common, "foll" or "fou"?

"fou" is the more common of the two: it sits at frequency rank #1,063 in our French list, against #35,043 for "foll". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

Remembering foll vs fou

The fastest way to pick the right one every time.

Read both glosses above and match the meaning you intend, only context separates this pair.
See each word in full, definition, IPA, etymology and its other confusables. Full “foll” entry
Browse more pairs most likely to be confused. Most confusable