Which to use
“faulty” is an adjective and “Faust” is a name - they look or sound alike but fill different roles in a sentence.
- #12,596
- “faulty” frequency rank
- #26,419
- “Faust” frequency rank
- 39015
- confusion score
Side-by-Side Comparison
| Feature | faulty | Faust |
|---|---|---|
| Definition | Having or displaying faults; not perfect; not adequate or acceptable. | A magician and alchemist of German lore who sold his soul to the Devil for knowledge and power. |
Letter map: faulty vs Faust
Shared letters muted; letters that set faulty and Faust apart highlighted. Shared run: 4. faulty runs 6 letters (CVVCCV) against Faust's 5 (CVVCC) - the length gap alone is often enough to separate them once you know to check it.
Part-of-speech tell for faulty / Faust
Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: faulty is anadjective and Faustaname. On the page they differ by 1 letter(s) in length. Our composite confusion score for this pair is 39015, derived from the frequency rank of both members and their visual similarity.
faulty is recorded at frequency rank #12,596, classified as anadj, pronounced /ˈfɒlti/. Faust is at rank #26,419, tagged as aname.
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 39015, this pair ranks #280,651 of 530,003 scored English confusable pairs - roughly mid-pack for confusability.
Orthographic DNA of faulty vs Faust
Shared letters: aftu. Private to "faulty": ly. Private to "Faust": s.
"faulty" · 6 letters · shape CVVCCV · "Faust" · 5 letters · shape CVVCC
Known mistypes of this pair
Frequently Asked Questions
Can "faulty" and "Faust" be used interchangeably?
Which is more common, "faulty" or "Faust"?
Useful next steps
Pair "faulty" vs "Faust" is on the table, pick a follow-up below.
- Full dictionary entry for "faulty" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "Faust" - compare definitions side by side with the headword page. Word entry
- This pair ranks #280,651 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
- "faulty" and "Faust" also get mixed up with nearby pairs, the highest-scored neighbour is "Fars vs Faust". 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 #280,651 of 530,003 scored English pairs, corpus vintage 2026-09-03, not spelling advice.