Which to use
“foo” and “foot” are a confusable French pair: similar on the page, but distinct in meaning, check the gloss before you choose.
- #43,447
- “foo” frequency rank
- #2,823
- “foot” frequency rank
- 46270
- confusion score
Side-by-Side Comparison
| Feature | foo | foot |
|---|---|---|
| Definition | Variable métasyntaxique en programmation informatique. | Football. |
Where the eye mixes foo and foot
Muted = shared; highlighted = the visual trap. They share 3 letters in sequence.
Why the eye confuses foo with foot
A purely visual mix-up. foo (\fu\) and foot (\fut\) 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 extra letter(s) - “foo” sits inside “foot”. Our composite confusion score for this pair is 46270, derived from the frequency rank of both members and their visual similarity.
foo is recorded at frequency rank #43,447, classified as anoun, pronounced \fu\. foot is at rank #2,823, tagged as anoun, pronounced \fut\.
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 46270, this pair ranks #196,238 of 440,172 scored French confusable pairs - roughly mid-pack for confusability.
Orthographic DNA of foo vs foot
Shared letters: fo. Private to "foo": -. Private to "foot": t.
"foo" · 3 letters · shape CVV · "foot" · 4 letters · shape CVVC
Known mistypes of this pair
- foot ← ffoot · foott · fot · foto · ofot
Frequently Asked Questions
Is swapping "foo" for "foot" ever safe?
Which is more common, "foo" or "foot"?
Useful next steps
Pronunciation already separates them, if the page still looks alike, the dictionary links below settle it.
- Full dictionary entry for "foo" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "foot" - compare definitions side by side with the headword page. Word entry
- This pair ranks #196,238 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
- "foo" and "foot" 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 #196,238 of 440,172 scored French pairs, corpus vintage 2026-09-03, not spelling advice.