arco

/ˈaɾ.ku/

//ˈaɾ.ku// noun

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

The verdict

“arco” sits in 20 confusable pairs (corpus #4,287) as a noun. The look-alike neighbours are the real trap.

#4,287
frequency rank, Portuguese
1,900
“A” headwords
4
tracked misspellings
20
confusable pairs

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - ente geométrico cuja principal característica é a curva

Corpus desk

Index PT-arco · arco · Portuguese

arco · rank #4,287 · 4 variants · 20 confusables

  • FREQ-COMMON #4,287
  • LEN-MID 4 letters
  • VOW-2 2 vowels
  • CONFUS-HIGH 20 pairs
  • VAR-LOW 4 variants
  • BOOK-MID 1,900
  • PHOTO-FINISH apple

Nearest frequency peer: apple (-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.

Vizinhos de frequência do confusável “arco”

Pares de peso semelhante no corpus, aparte dos confusáveis abaixo

corpus weight

What this shows As barras situam “arco” face aos lemas portugueses mais próximos por rank, não um reprint da secretária de confusáveis.

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).

arco vs ato
50% similar
arco vs art
50% similar
arco vs avô
25% similar

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

Key facts for arco
PropertyValue
Headwordarco
LanguagePortuguese
Part of speechNoun
IPA/ˈaɾ.ku/
Letters4
Frequency rank#4,287
Misspellings tracked4
Confusable pairs20
SourceWiktionary (kaikki.org)

Rank de corpus junto a confusáveis de “arco”

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

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

Os ticks avançam em logaritmo; cada um é da ordem de dez vezes mais raro. Na mesma faixa de raridade aparecem “apple” (#4,286), “apagar” (#4,285), “augusto” (#4,289). Entre 1,900 lemas com “A”, “arco” fica em #4,287. Source: FrequencyWords open word-frequency list.

Easy to mix with look-alikes

The spelling risk for arco is neighbouring look-alikes ("ato", "art", …), not just typos; it is anoun pronounced /ˈaɾ.ku/. Frequency #4,287 among 1,900 “A” headwords. 6 recorded senses keep meaning in play.

Our generated misspelling index lists 4 likely wrong-spelling variants for arco, with forms such as "arcco", "aroc", and "arrco". Each variant is a distinct typo pattern an edit-distance generator flags, typically a doubled-consonant error, a silent-letter drop, or a vowel substitution. It also participates in 20 confusable-pair relationships, "ato", "art", "avô", and more, a pairing that trips writers up because the two words share enough sound or shape to blur together.

Our source data has no etymology on file for this entry, 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 arco, spelled A-R-C-O.

Definition

  1. 1
    ente geométrico cuja principal característica é a curva
  2. 2
    elemento arquitetônico usado em arcadas
  3. 3
    instrumento e arma manual usado para atirar flechas
  4. 4
    vara guarnecida de crinas, que serve para tocar violino, violoncelo etc
  5. 5
    adorno para a cabeça
  6. 6
    brinquedo no que se guia e faz rodar um aro com ajuda de uma vara

Synonyms

curvatesteiratiara

This word in other languages

arc(English)arco(Español)arc(Français)Kreisbogen(Deutsch)

Common misspellings

Also misspelled as:

  • arcco
  • aroc
  • arrco
  • raco

Misspelling Pattern Breakdown

How far each generated variant is from the correct spelling of arco - measured in single-character edits (insert, delete, or substitute a letter). Larger bars are easier to catch; one-edit slips are the sneakiest.

arcco1aroc2arrco1raco2
Edit distance from "arco"

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 "arco"?
"arco" is spelled A-R-C-O. The IPA pronunciation is /ˈaɾ.ku/.
What does "arco" mean?
As a noun, "arco" means: ente geométrico cuja principal característica é a curva
What words are commonly confused with "arco"?
"arco" is commonly confused with "ato", "art", "avô". These words look or sound similar but have different meanings. PlainSpell provides detailed comparisons for each pair.
How do you pronounce "arco"?
The IPA (International Phonetic Alphabet) transcription for "arco" is /ˈaɾ.ku/. Click the speaker icon on the pronunciation badge above to hear it spoken aloud where audio is available.
What language does "arco" come from?
"arco" is a Portuguese word. PlainSpell covers definitions, pronunciations, and spelling data across English, Spanish, Portuguese, French, and German.
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 "arco", not the corpus desk frequency band.

Same letter count

Frequency-ranked Portuguese headwords with 4 letters (nearest by frequency rank).

long#4,319mito#4,250hino#4,238sopa#4,351

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

Source: FrequencyWords open word-frequency list