fio

[ˈfjo]

/[ˈfjo]/ verb

The verdict

“fio” sits in 20 confusable pairs (corpus #33,129) as a verb. The look-alike neighbours are the real trap.

#33,129
frequency rank, Spanish
2,333
“F” headwords
20
confusable pairs

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - Tercera persona del singular (él, ella, ello; usted, 2.ª persona) del pretérito perfecto simple de indicativo de fiar.

Corpus desk

Index ES-fio · fio · Spanish

fio · rank #33,129 · 0 variants · 20 confusables

  • FREQ-MID #33,129
  • LEN-MID 3 letters
  • VOW-2 2 vowels
  • CONFUS-HIGH 20 pairs
  • VAR-0 0 variants
  • BOOK-MID 2,333
  • PHOTO-FINISH financiadas

Nearest frequency peer: financiadas (-1 rank slots)

Desk codes from Wiktionary headword shape, FrequencyWords rank tier, confusable-pair count, generated misspelling depth, letter-cohort book size, and photo-finish peer. Not a difficulty grade.

Vecinos de frecuencia del confusable “fio”

Pares de peso similar en el corpus, aparte de los confusables abajo

corpus weight

What this shows Las barras sitúan “fio” frente a los lemas españoles más cercanos por rango, no un reprint del escritorio de confusables.

Source FrequencyWords open word-frequency list As of September 3, 2026

Visual similarity to commonly confused words

How many letter changes separate each confused pair (Levenshtein distance, normalized).

fio vs fo
67% similar
fio vs FP
0% similar
fio vs fue
33% similar

Source: PlainSpell confusable corpus (Wiktionary, CC BY-SA).

Key facts for fio
PropertyValue
Headwordfio
LanguageSpanish
Part of speechVerb
IPA[ˈfjo]
Letters3
Frequency rank#33,129
Misspellings tracked0
Confusable pairs20
SourceWiktionary (kaikki.org)

Rango de corpus junto a confusables de “fio”

La frecuencia va del puñado de palabras que usamos sin parar (izquierda) a la cola larga que apenas aparece (derecha).fiocae aquí:

#1#100#1K#10K#100K
← used constantlyrarely used →

El eje es logarítmico: cada tick marca unas diez veces menos frecuencia. En la misma franja de rareza aparecen “financiadas” (#33,128), “flacas” (#33,130), “fijaron” (#33,127). Entre 2,333 lemas con “F”, “fio” va en #33,129. Source: FrequencyWords open word-frequency list.

Easy to mix with look-alikes

The spelling risk for fio is neighbouring look-alikes ("fo", "FP", …), not just typos; it is averb pronounced [ˈfjo]. Frequency #33,129 among 2,333 “F” headwords. Gloss: "Tercera persona del singular (él, ella, ello; usted, 2.ª persona) del pretérito perfecto simple de indicativo de fiar.".

fio doesn't appear in our generated misspelling index, which points to an orthography that plays by predictable Spanish rules. It also participates in 20 confusable-pair relationships, "fo", "FP", "fue", and more, a pairing that trips writers up because the two words share enough sound or shape to blur together.

This entry's etymology isn't recorded, so its spelling is easiest explained by how it's pronounced rather than where it came from. The correct Spanish form is fio, spelled F-I-O.

Definition

  1. 1
    Tercera persona del singular (él, ella, ello; usted, 2.ª persona) del pretérito perfecto simple de indicativo de fiar.

Definitions, pronunciation, and etymology for this entry are drawn from Wiktionary via the kaikki.org structured extract (CC BY-SA); frequency ordering uses the FrequencyWords open word-frequency list (2018 Spanish corpus, MIT). See the methodology for how each field is sourced and updated.

Frequently Asked Questions

How do you spell "fio"?
"fio" is spelled F-I-O. The IPA pronunciation is [ˈfjo].
What does "fio" mean?
As a verb, "fio" means: Tercera persona del singular (él, ella, ello; usted, 2.ª persona) del pretérito perfecto simple de indicativo de fiar.
What words are commonly confused with "fio"?
"fio" is commonly confused with "fo", "FP", "fue". These words look or sound similar but have different meanings. PlainSpell provides detailed comparisons for each pair.
How do you pronounce "fio"?
The IPA (International Phonetic Alphabet) transcription for "fio" is [ˈfjo]. Click the speaker icon on the pronunciation badge above to hear it spoken aloud where audio is available.
What language does "fio" come from?
"fio" is a Spanish word. You can look up definitions, pronunciations, and spelling data for this and other words across English, Spanish, Portuguese, French, and German on PlainSpell.
Is PlainSpell free to use?
Yes, PlainSpell is a completely free word reference. You can look up definitions, pronunciations, confusable pairs, homophones, and spelling corrections across 5 languages without any sign-up or subscription.

Similar Spanish words by spelling shape

Same letter count and similar misspelling depth for "fio", not the corpus desk frequency band.

Same letter count

Frequency-ranked Spanish headwords with 3 letters (nearest by frequency rank).

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

Source: FrequencyWords open word-frequency list