Which to use
“foo” and “fra” are a confusable English pair: similar on the page, but distinct in meaning, check the gloss before you choose.
- #18,562
- “foo” frequency rank
- #25,765
- “fra” frequency rank
- 44327
- confusion score
Side-by-Side Comparison
| Feature | foo | fra |
|---|---|---|
| Definition | Alternative form of fu: an administrative subdivision of imperial China; the capital of such divisions. | A title of a friar or monk: brother. |
Where the eye mixes foo and fra
Muted = shared; highlighted = the visual trap. They share 1 letter in sequence.
Look-alike desk: foo vs fra
A purely visual mix-up. foo (/fuː/) and fra (/fɹɑː/) are said differently, so reading them aloud is the quickest way to catch the wrong one. On the page they stay close: they share most of their letters but differ in 2 positions. Our composite confusion score for this pair is 44327, derived from the frequency rank of both members and their visual similarity.
foo is recorded at frequency rank #18,562, classified as anoun, pronounced /fuː/. fra is at rank #25,765, tagged as anoun, pronounced /fɹɑː/.
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 44327, this pair ranks #231,674 of 530,003 scored English confusable pairs - roughly mid-pack for confusability.
Orthographic DNA of foo vs fra
Shared letters: f. Private to "foo": o. Private to "fra": ar.
"foo" · 3 letters · shape CVV · "fra" · 3 letters · shape CCV
Frequently Asked Questions
Do "foo" and "fra" mean the same thing in a sentence?
Which is more common, "foo" or "fra"?
Useful next steps
Eye-level mix-up between "foo" and "fra" is sorted above. Next: full entries or other pairs that share a letter shape.
- Full dictionary entry for "foo" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "fra" - compare definitions side by side with the headword page. Word entry
- This pair ranks #231,674 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
- "foo" and "fra" also get mixed up with nearby pairs, the highest-scored neighbour is "foh vs fra". Nearby pair
Confusion rank #231,674 of 530,003 scored English pairs, corpus vintage 2026-09-03, not spelling advice.