ácido

/ˈa.si.du/

//ˈa.si.du// adj

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

The verdict

“ácido” has 6 generated spelling variants in the Portuguese index at frequency #4,441. The variants make it a useful spelling check.

#4,441
frequency rank, Portuguese
25
“Á” headwords
6
tracked misspellings
20
confusable pairs

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - que possui um sabor azedo, picante, acre, como o do vinagre

Corpus desk

Index PT-acido · ácido · Portuguese

ácido · rank #4,441 · 6 variants · 20 confusables

  • FREQ-COMMON #4,441
  • LEN-MID 5 letters
  • VOW-3 3 vowels
  • CONFUS-HIGH 20 pairs
  • VAR-MID 6 variants
  • BOOK-MID 25
  • PHOTO-FINISH acidentes

Nearest frequency peer: acidentes (+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.

Pares de rank junto ao íman ortográfico “ácido”

Mesma faixa de raridade: útil se um typo cair num lema vizinho

corpus weight

What this shows “ácido” está entre estes pares FrequencyWords; a profundidade de typo mede-se à parte no gráfico de distância de edição.

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).

ácido vs aço
20% similar
ácido vs ado
40% similar
ácido vs aipo
40% similar

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

Key facts for ácido
PropertyValue
Headwordácido
LanguagePortuguese
Part of speechAdjective
IPA/ˈa.si.du/
Letters5
Frequency rank#4,441
Misspellings tracked6
Confusable pairs20
SourceWiktionary (kaikki.org)

Frequência do íman ortográfico “ácido”

A frequência vai do punhado de palavras do dia a dia (esquerda) à cauda longa quase nunca usada (direita).ácidocai aqui:

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

A escala é logarítmica (cada marca ≈ 10× mais rara). Na mesma faixa de raridade aparecem “acidentes” (#4,442), “vende” (#4,437), “aranha” (#4,446). Entre 25 lemas com “Á”, “ácido” fica em #4,441. Source: FrequencyWords open word-frequency list.

A misspelling magnet

The generator records 6 spelling variants around ácido (IPA /ˈa.si.du/), anadjective. Corpus frequency is #4,441 among 25 “Á” headwords. Dominant gloss: "que possui um sabor azedo, picante, acre, como o do vinagre".

Our generated misspelling index lists 6 likely wrong-spelling variants for ácido, with forms such as "cáido", "áccido", and "ácdio". 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, "aço", "ado", "aipo", and more, since the words sound or look close enough that writers reach for the wrong one mid-sentence.

Wiktionary doesn't record an etymology for this headword, so its spelling is best explained by sound-to-letter mapping rather than etymology. The correct Portuguese form is ácido, spelled Á-C-I-D-O.

Definition

  1. 1
    que possui um sabor azedo, picante, acre, como o do vinagre

Recorded use

Wiktionary example

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

  1. A soda cáustica acaba com a acidez provocada pelos microrganismos - como o leite não está ácido, tem-se a impressão de que está livre de impurezas.

This word in other languages

acid(English)acide(Français)sauer(Deutsch)

Common misspellings

Also misspelled as:

  • cáido
  • áccido
  • ácdio
  • áciddo
  • áciod
  • áicdo

Misspelling Pattern Breakdown

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

cáido2áccido1ácdio2áciddo1áciod2áicdo2
Edit distance from "ácido"

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 "ácido"?
"ácido" is spelled Á-C-I-D-O. The IPA pronunciation is /ˈa.si.du/.
What does "ácido" mean?
As an adjective, "ácido" means: que possui um sabor azedo, picante, acre, como o do vinagre
What words are commonly confused with "ácido"?
"ácido" is commonly confused with "aço", "ado", "aipo". These words look or sound similar but have different meanings. PlainSpell provides detailed comparisons for each pair.
How do you pronounce "ácido"?
The IPA (International Phonetic Alphabet) transcription for "ácido" is /ˈa.si.du/. Click the speaker icon on the pronunciation badge above to hear it spoken aloud where audio is available.
What language does "ácido" come from?
"ácido" 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 "ácido", not the corpus desk frequency band.

Same letter count

Frequency-ranked Portuguese headwords with 5 letters (nearest by frequency rank).

vende#4,437green#4,400fruto#4,396duplo#4,388

Similar misspelling depth

Headwords with a similar count of attested misspellings (6 here; floor ≥5).

what6 variantsnoiva6 variantslong6 variantsbotão6 variants

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

Source: FrequencyWords open word-frequency list