Which to use
“fart” is a verb and “fas” is a noun - they look or sound alike but fill different roles in a sentence.
- #13,147
- “fart” frequency rank
- #27,454
- “fas” frequency rank
- 40601
- confusion score
Side-by-Side Comparison
| Feature | fart | fas |
|---|---|---|
| Definition | To emit digestive gases from the anus; to flatulate. | A border or fringe. |
Letter map: fart vs fas
Shared letters muted; letters that set fart and fas apart highlighted. Shared run: 2.
Role in the sentence - fart and fas
Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: fart is averb and fasanoun. On the page they differ by 1 letter(s) in length. Our composite confusion score for this pair is 40601, derived from the frequency rank of both members and their visual similarity.
fart is recorded at frequency rank #13,147, classified as averb, pronounced /fɑːt/. fas is at rank #27,454, 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 40601, this pair ranks #266,087 of 530,003 scored English confusable pairs - roughly mid-pack for confusability.
Orthographic DNA of fart vs fas
Shared letters: af. Private to "fart": rt. Private to "fas": s.
"fart" · 4 letters · shape CVCC · "fas" · 3 letters · shape CVC
Known mistypes of this pair
- fart ← afrt · farrt · fartt · fatr · ffart
Frequently Asked Questions
Can "fart" and "fas" be used interchangeably?
Frequency check: "fart" vs "fas" - which ranks higher?
What to do next
You've compared "fart" and "fas". Here's where to go from here.
- Full dictionary entry for "fart" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "fas" - compare definitions side by side with the headword page. Word entry
- This pair ranks #266,087 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
- "fart" and "fas" also get mixed up with nearby pairs, the highest-scored neighbour is "fas vs foh". 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 #266,087 of 530,003 scored English pairs, corpus vintage 2026-09-03, not spelling advice.