Which to use
“FCO” is a name and “foy” is a noun - they look or sound alike but fill different roles in a sentence.
- #49,916
- “FCO” frequency rank
- #36,566
- “foy” frequency rank
- 86482
- confusion score
Side-by-Side Comparison
| Feature | FCO | foy |
|---|---|---|
| Definition | Initialism of Foreign and Commonwealth Office. | Faith, allegiance. |
Letter map: FCO vs foy
Shared letters muted; letters that set FCO and foy apart highlighted. Shared run: 2. FCO (CCV) and foy (CVV) run the same length but a different consonant-vowel pattern - the shape difference is usually the fastest tell.
Part-of-speech tell for FCO / foy
Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: FCO is aname and foyanoun. On the page they share most of their letters but differ in 2 positions. Our composite confusion score for this pair is 86482, derived from the frequency rank of both members and their visual similarity.
FCO is recorded at frequency rank #49,916, classified as aname. foy is at rank #36,566, tagged as anoun.
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 86482, this pair ranks #8,892 of 530,003 scored English confusable pairs - among the most confusable pairs.
Orthographic DNA of FCO vs foy
Shared letters: fo. Private to "FCO": c. Private to "foy": y.
"FCO" · 3 letters · shape CCV · "foy" · 3 letters · shape CVV
Frequently Asked Questions
Can "FCO" and "foy" be used interchangeably?
Frequency check: "FCO" vs "foy" - which ranks higher?
After this comparison
You've compared "FCO" and "foy". Here's where to go from here.
- Full dictionary entry for "FCO" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "foy" - compare definitions side by side with the headword page. Word entry
- This pair ranks #8,892 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
- "FCO" and "foy" also get mixed up with nearby pairs, the highest-scored neighbour is "FCO vs FOMO". Nearby pair
Confusion rank #8,892 of 530,003 scored English pairs, corpus vintage 2026-09-03, not spelling advice.