Which to use
“fu” is an intj and “fung” is a noun - they look or sound alike but fill different roles in a sentence.
- #8,543
- “fu” frequency rank
- #30,806
- “fung” frequency rank
- 39349
- confusion score
Side-by-Side Comparison
| Feature | fu | fung |
|---|---|---|
| Definition | Initialism of fuck you. | Fungus. |
Letter map: fu vs fung
Shared letters muted; letters that set fu and fung apart highlighted. Shared run: 2.
Grammar separator: fu vs fung
Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: fu is anintj and funganoun. On the page they differ by 2 extra letter(s) - “fu” sits inside “fung”. Our composite confusion score for this pair is 39349, derived from the frequency rank of both members and their visual similarity.
fu is recorded at frequency rank #8,543, classified as anintj. fung is at rank #30,806, 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 39349, this pair ranks #277,527 of 530,003 scored English confusable pairs - roughly mid-pack for confusability.
Orthographic DNA of fu vs fung
Shared letters: fu. Private to "fu": -. Private to "fung": gn.
"fu" · 2 letters · shape CV · "fung" · 4 letters · shape CVCC
Known mistypes of this pair
- fung ← ffung · fnug · fugn · fungg · funng · ufng
Frequently Asked Questions
Can "fu" and "fung" be used interchangeably?
Frequency check: "fu" vs "fung" - which ranks higher?
What to do next
You've compared "fu" and "fung". Here's where to go from here.
- Full dictionary entry for "fu" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "fung" - compare definitions side by side with the headword page. Word entry
- This pair ranks #277,527 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
- "fu" and "fung" also get mixed up with nearby pairs, the highest-scored neighbour is "Fenn vs fung". 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 #277,527 of 530,003 scored English pairs, corpus vintage 2026-09-03, not spelling advice.