fijosvsfilónConfusable pair

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

Which to use

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

#10,139
“fijos” frequency rank
#42,452
“filón” frequency rank
52591
confusion score

Side-by-Side Comparison

Feature fijos filón
Definition Forma del plural de fijo. Masa metálifera o pétrea que llena una grieta de las rocas, frecuentemente depositada por sedimentación de aguas subterráneas o de origen volcánico.

Where the eye mixes fijos and filón

Muted = shared; highlighted = the visual trap. They share 2 letters in sequence. fijos and filón follow the identical consonant-vowel pattern (CVCVC). Same shape at a glance is often the real trap, independent of shared letters.

5 ch
fijos
5 ch
filón

Visual trap between fijos and filón

These two trip readers on the page rather than in the ear: fijos is [ˈfixos] while filón is [fiˈlõn]. Spoken aloud the problem disappears. In writing it persists, because they share most of their letters but differ in 3 positions, and the parts of speech differ too (adjective vs noun), which is usually the fastest check. Our composite confusion score for this pair is 52591, derived from the frequency rank of both members and their visual similarity.

fijos is recorded at frequency rank #10,139, classified as anadj, pronounced [ˈfixos]. filón is at rank #42,452, tagged as anoun, pronounced [fiˈlõn].

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 52591, this pair ranks #91,984 of 323,831 scored Spanish confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of fijos vs filón

Shared letters: fi. Private to "fijos": jos. Private to "filón": lnó.

"fijos" · 5 letters · shape CVCVC  ·  "filón" · 5 letters · shape CVCVC

Known mistypes of this pair

  • fijos ← ffijos · fijjos · fijoss · fijso · fiojs · fjios · ifjos

Frequently Asked Questions

Can "fijos" and "filón" be used interchangeably?
No - they are not even the same part of speech. "fijos" is an adjective and "filón" a noun, so a sentence built for one is usually ungrammatical with the other.
In ordinary Spanish text, does "fijos" or "filón" show up more?
"fijos" is the more common of the two: it sits at frequency rank #10,139 in our Spanish list, against #42,452 for "filón". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

Eye-level mix-up between "fijos" and "filón" is sorted above. Next: full entries or other pairs that share a letter shape.

  • Full dictionary entry for "fijos" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "filón" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #91,984 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "fijos" and "filón" also get mixed up with nearby pairs, the highest-scored neighbour is "filón vs filos". 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 #91,984 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