fi
[ˈfi]
The verdict
“fi” sits in 20 confusable pairs (corpus #6,305) as a noun. The look-alike neighbours are the real trap.
- #6,305
- frequency rank, Spanish
- 2,333
- “F” headwords
- 20
- confusable pairs
According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - Vigésima primera letra del alfabeto griego (Φ, φ), que se convierte en ph en el alfabeto latino y en f y también en ph en las lenguas derivadas del latín.
Corpus desk
Index ES-fi · fi · Spanish
fi · rank #6,305 · 0 variants · 20 confusables
- FREQ-COMMON #6,305
- LEN-SHORT 2 letters
- VOW-1 1 vowel
- CONFUS-HIGH 20 pairs
- VAR-0 0 variants
- BOOK-MID 2,333
- PHOTO-FINISH favorable
Nearest frequency peer: favorable (-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 “fi”
Pares de peso similar en el corpus, aparte de los confusables abajo
- expresado
expresado
93,699 corpus weight
- faltaba
faltaba
93,698 corpus weight
- favorable
favorable
93,697 corpus weight
- fi
fi
93,696 corpus weight
- fibra
fibra
93,695 corpus weight
- gases
gases
93,694 corpus weight
What this shows Las barras sitúan “fi” frente a los lemas españoles más cercanos por rango, no un reprint del escritorio de confusables.
Visual similarity to commonly confused words
How many letter changes separate each confused pair (Levenshtein distance, normalized).
Source: PlainSpell confusable corpus (Wiktionary, CC BY-SA).
| Property | Value |
|---|---|
| Headword | fi |
| Language | Spanish |
| Part of speech | Noun |
| IPA | [ˈfi] |
| Letters | 2 |
| Frequency rank | #6,305 |
| Misspellings tracked | 0 |
| Confusable pairs | 20 |
| Source | Wiktionary (kaikki.org) |
Rango de corpus junto a confusables de “fi”
Easy to mix with look-alikes
The spelling risk for fi is neighbouring look-alikes ("fo", "FP", …), not just typos; it is anoun pronounced [ˈfi]. Frequency #6,305 among 2,333 “F” headwords. Gloss: "Vigésima primera letra del alfabeto griego (Φ, φ), que se convierte en ph en el alfabeto latino y en f y también en ph en las lenguas derivadas del latín.".
No misspelling variants are generated for fi in our index, since its letter sequence doesn't invite the usual edit-distance slips. 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 headword's origin isn't recorded in our source data, so its spelling is easiest to reason about phoneme by phoneme, absent a documented history. The correct Spanish form is fi, spelled F-I.
Definition
- 1Vigésima primera letra del alfabeto griego (Φ, φ), que se convierte en ph en el alfabeto latino y en f y también en ph en las lenguas derivadas del latín.
This word in other languages
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.