Which to use
“fil” and “fósil” are a confusable Spanish pair: similar on the page, but distinct in meaning, check the gloss before you choose.
- #38,124
- “fil” frequency rank
- #26,862
- “fósil” frequency rank
- 64986
- confusion score
Side-by-Side Comparison
| Feature | fil | fósil |
|---|---|---|
| Definition | Elefante. | Restos de seres vivos o rastros de su actividad, conservados en los estratos de las rocas. |
Where the eye mixes fil and fósil
Muted = shared; highlighted = the visual trap. They share 3 letters in sequence. fil runs 3 letters (CVC) against fósil's 5 (CVCVC) - the length gap alone is often enough to separate them once you know to check it.
Visual trap between fil and fósil
A purely visual mix-up. fil ([ˈfil]) and fósil ([ˈfosil]) 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 2 letter(s) in length. Our composite confusion score for this pair is 64986, derived from the frequency rank of both members and their visual similarity.
fil is recorded at frequency rank #38,124, classified as anoun, pronounced [ˈfil]. fósil is at rank #26,862, tagged as anoun, pronounced [ˈfosil].
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 64986, this pair ranks #43,962 of 323,831 scored Spanish confusable pairs - among the most confusable pairs.
Orthographic DNA of fil vs fósil
Shared letters: fil. Private to "fil": -. Private to "fósil": só.
"fil" · 3 letters · shape CVC · "fósil" · 5 letters · shape CVCVC
Frequently Asked Questions
Can "fil" and "fósil" be used interchangeably?
Which is more common, "fil" or "fósil"?
After this comparison
Eye-level mix-up between "fil" and "fósil" is sorted above. Next: full entries or other pairs that share a letter shape.
- Full dictionary entry for "fil" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "fósil" - compare definitions side by side with the headword page. Word entry
- This pair ranks #43,962 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
- "fil" and "fósil" also get mixed up with nearby pairs, the highest-scored neighbour is "fil vs filos". Nearby pair
Confusion rank #43,962 of 323,831 scored Spanish pairs, corpus vintage 2026-09-03, not spelling advice.