fielvsfinWhich spelling fits?

Quick tell: fiel is a adjective, fin is a noun, so they fill different roles in a sentence.

Which to use

“fiel” is an adjective and “fin” is a noun - they look or sound alike but fill different roles in a sentence.

#3,704
“fiel” frequency rank
#222
“fin” frequency rank
3926
confusion score

Side-by-Side Comparison

Feature fiel fin
Definition Que es constante y regular en su comportamiento o ánimo, de tal modo de resultar confiable. Objetivo o propósito de una actividad.

Where the eye mixes fiel and fin

Muted = shared; highlighted = the visual trap. They share 2 letters in sequence.

4 ch
fiel
3 ch
fin

Why the eye confuses fiel with fin

These two trip readers on the page rather than in the ear: fiel is [ˈfjel] while fin is [ˈfĩn]. Spoken aloud the problem disappears. In writing it persists, because they differ by 1 letter(s) in length, and the parts of speech differ too (adjective vs noun), which is usually the fastest check. Our composite confusion score for this pair is 3926, derived from the frequency rank of both members and their visual similarity.

fiel is recorded at frequency rank #3,704, classified as anadj, pronounced [ˈfjel]. fin is at rank #222, tagged as anoun, pronounced [ˈfĩn].

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 3926, this pair ranks #317,267 of 323,831 scored Spanish confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of fiel vs fin

Shared letters: fi. Private to "fiel": el. Private to "fin": n.

"fiel" · 4 letters · shape CVVC  ·  "fin" · 3 letters · shape CVC

Known mistypes of this pair

  • fielfeil · ffiel · fiell · ifel

Frequently Asked Questions

Is swapping "fiel" for "fin" ever safe?
No - they are not even the same part of speech. "fiel" is an adjective and "fin" a noun, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "fiel" or "fin"?
"fin" is the more common of the two: it sits at frequency rank #222 in our Spanish list, against #3,704 for "fiel". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

After this comparison

Pronunciation already separates them, if the page still looks alike, the dictionary links below settle it.

  • Full dictionary entry for "fiel" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "fin" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #317,267 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "fiel" and "fin" also get mixed up with nearby pairs, the highest-scored neighbour is "fiel vs fuer". 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 #317,267 of 323,831 scored Spanish pairs, corpus vintage 2026-09-03, not spelling advice.

Source: Wiktionary (via kaikki.org) Structured Wiktionary extract

Source: FrequencyWords open word-frequency list