Which to use
“fai” and “fail” are a confusable Spanish pair: similar on the page, but distinct in meaning, check the gloss before you choose.
- #40,830
- “fai” frequency rank
- #30,476
- “fail” frequency rank
- 71306
- confusion score
Side-by-Side Comparison
| Feature | fai | fail |
|---|---|---|
| Definition | Tercera persona del singular (el, ela, vostede) del presente de indicativo de facer. | Fracasar, fallar. |
Where the spellings diverge
Shared letters are muted; the letters that actually set fai and fail apart are highlighted. They share 3 letters in sequence, which is exactly why the eye skips the difference.
Spelling & Dictionary Insight
A purely visual mix-up. fai ([ˈfa̠j]) and fail (/feɪl/) are said differently, so reading them aloud is the quickest way to catch the wrong one. On the page they stay close: they differ by 1 extra letter(s) - “fai” sits inside “fail”. Our composite confusion score for this pair is 71306, derived from the frequency rank of both members and their visual similarity.
fai is recorded at frequency rank #40,830, classified as averb, pronounced [ˈfa̠j]. fail is at rank #30,476, tagged as averb, pronounced /feɪl/.
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 71306, this pair ranks #27,813 of 323,831 scored Spanish confusable pairs - among the most confusable pairs.
Orthographic DNA of fai vs fail
Shared letters: afi. Private to "fai": -. Private to "fail": l.
"fai" · 3 letters · shape CVV · "fail" · 4 letters · shape CVVC
Known mistypes of this pair
- fail ← afil · faill · fali · ffail
Frequency comparison
Frequently Asked Questions
Can "fai" and "fail" be used interchangeably?
Which is more common, "fai" or "fail"?
Remembering fai vs fail
The fastest way to pick the right one every time.
- Read both glosses above and match the meaning you intend, only context separates this pair.
- See each word in full, definition, IPA, etymology and its other confusables. Full “fai” entry
- Browse more pairs most likely to be confused. Most confusable