fondvsfooWhich spelling fits?

Which to use

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

#518
“fond” frequency rank
#43,447
“foo” frequency rank
43965
confusion score

Side-by-Side Comparison

Feature fond foo
Definition Endroit le plus bas, le plus intérieur d’une chose creuse. Variable métasyntaxique en programmation informatique.

Where the eye mixes fond and foo

Muted = shared; highlighted = the visual trap. They share 2 letters in sequence.

4 ch
fond
3 ch
foo

Why the eye confuses fond with foo

A purely visual mix-up. fond (\fɔ̃\) and foo (\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 43965, derived from the frequency rank of both members and their visual similarity.

fond is recorded at frequency rank #518, classified as anoun, pronounced \fɔ̃\. foo is at rank #43,447, tagged as anoun, 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 43965, this pair ranks #214,039 of 440,172 scored French confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of fond vs foo

Shared letters: fo. Private to "fond": dn. Private to "foo": -.

"fond" · 4 letters · shape CVCC  ·  "foo" · 3 letters · shape CVV

Known mistypes of this pair

  • fondffond · fnod · fodn · fondd · fonnd · ofnd

Frequently Asked Questions

Is swapping "fond" for "foo" ever safe?
No. They are said differently (\fɔ̃\ versus \fu\) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Frequency check: "fond" vs "foo" - which ranks higher?
"fond" is the more common of the two: it sits at frequency rank #518 in our French list, against #43,447 for "foo". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

What to do next

Eye-level mix-up between "fond" and "foo" is sorted above. Next: full entries or other pairs that share a letter shape.

  • Full dictionary entry for "fond" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "foo" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #214,039 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "fond" and "foo" also get mixed up with nearby pairs, the highest-scored neighbour is "Fee vs foo". 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 #214,039 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