fio

noun

By · According to Wiktionary data (CC BY-SA) ·

The verdict

“fio” sits in 20 confusable pairs (corpus #3,904) as a noun. The look-alike neighbours are the real trap.

#3,904
frequency rank, Portuguese
853
“F” headwords
20
confusable pairs

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - linha

Corpus desk

Index PT-fio · fio · Portuguese

fio · rank #3,904 · 0 variants · 20 confusables

  • FREQ-COMMON #3,904
  • LEN-MID 3 letters
  • VOW-2 2 vowels
  • CONFUS-HIGH 20 pairs
  • VAR-0 0 variants
  • BOOK-MID 853
  • PHOTO-FINISH fita

Nearest frequency peer: fita (+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.

Frequency neighbourhood for “fio”

Lower corpus rank = more everyday usage (inverted bar length for readability)

corpus weight

What this shows Bars show where “fio” sits against the nearest ranked Portuguese headwords in the FrequencyWords band, not a reprint of letter-browse containment.

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 foi
33% similar
fio vs for
33% similar
fio vs fui
33% similar

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

Key facts for fio
PropertyValue
Headwordfio
LanguagePortuguese
Part of speechNoun
Letters3
Frequency rank#3,904
Misspellings tracked0
Confusable pairs20
SourceWiktionary (kaikki.org)

Onde “fio” fica na frequência do português

Esta escala corre do núcleo do português quotidiano (esquerda) até o rastro de formas raras (direita).fiocai aqui:

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

O eixo é logarítmico: cada tick marca cerca de dez vezes menos frequência. Na mesma faixa de raridade aparecem “fita” (#3,905), “girl” (#3,906), “Goiás” (#3,907). Source: FrequencyWords open word-frequency list.

Easy to mix with look-alikes

The spelling risk for fio is neighbouring look-alikes ("foi", "for", …), not just typos; it is anoun. Frequency #3,904 among 853 “F” headwords. 4 recorded senses keep meaning in play.

fio doesn't appear in our generated misspelling index, and the word's spelling is regular enough that our generator found nothing worth flagging. It also participates in 20 confusable-pair relationships, "foi", "for", "fui", and more, a pairing that trips writers up because the two words share enough sound or shape to blur together.

Wiktionary doesn't record an etymology for this headword, so any spelling logic here comes from how the word's sounds map to letters, not a documented origin story. The correct Portuguese form is fio, spelled F-I-O.

Definition

  1. 1
    linha
  2. 2
    segmento fino, cilíndrico, flexível e alongado de um certo material
  3. 3
    parte cortante de facas, navalhas
  4. 4
    nos microblogues, conjunto de mensagens pequenas agrupadas de forma a formar um texto maior, devido à limitação de caracteres desses sites

Recorded use

Wiktionary example

These source excerpts show how fio appears in context. They illustrate usage; the definition above remains the entry’s reference meaning.

  1. Vamos mudar o nome do nosso perfil nas redes sociais em homenagem aos Pais. Sabe o por quê? Em agosto seu Pai é a Estrela do Beto Carrero World. Siga o fio, entenda↓

This word in other languages

thread(English)

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 Portuguese 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.
What does "fio" mean?
As a noun, "fio" means: linha
What words are commonly confused with "fio"?
"fio" is commonly confused with "foi", "for", "fui". These words look or sound similar but have different meanings. PlainSpell provides detailed comparisons for each pair.
What language does "fio" come from?
"fio" is a Portuguese 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 Portuguese words by spelling shape

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

Same letter count

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

boy#3,884Not#3,924ONU#3,850avô#3,962

What to do next

You've looked up "fio". Here's where to go from here.

  • "fio" maps to 20 confusable pairs in this vintage; the highest-scored is "foi". View pair
  • Usage frequency rank #3,904 among Portuguese headwords in this corpus. Corpus statistics
  • Browse more Portuguese words in the "F" letter cohort. F–Z browse

PlainSpell is a reference corpus, not spelling advice. Verify unusual forms in context.

Data Source

Wiktionary (via kaikki.org), licensed under CC BY-SA & GFDL. Word ordering uses an open word-frequency list; misspelling variants are generated by edit-distance from the correct headword.

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

Source: FrequencyWords open word-frequency list