cáustico

/ˈkawʃ.ti.ku/

//ˈkawʃ.ti.ku// adj

The verdict

“cáustico” is uncommon Portuguese (frequency #89,926 among 2,140 “C” headwords), classed as an adjective. The kind of spelling people second-guess.

#89,926
frequency rank, Portuguese
2,140
“C” headwords

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

Corpus desk

Index PT-caustico · cáustico · Portuguese

cáustico · rank #89,926 · 0 variants · 0 confusables

  • FREQ-RARE #89,926
  • LEN-LONG 8 letters
  • VOW-4 4 vowels
  • CONFUS-0 No pairs
  • VAR-0 0 variants
  • BOOK-MID 2,140
  • PHOTO-FINISH crackdown

Nearest frequency peer: crackdown (-14 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.

Ranks da cauda longa perto de “cáustico”

Faixa escassa: as barras invertem o rank para o raro ler-se mais curto

corpus weight

What this shows Vista da cauda longa: onde “cáustico” se situa face a ranks portugueses igualmente raros.

Source FrequencyWords open word-frequency list As of September 3, 2026
Key facts for cáustico
PropertyValue
Headwordcáustico
LanguagePortuguese
Part of speechAdjective
IPA/ˈkawʃ.ti.ku/
Letters8
Frequency rank#89,926
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Cauda longa: rank de “cáustico” em português

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

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

A escala é logarítmica (cada marca ≈ 10× mais rara). Vizinhos raros da mesma faixa: “crackdown” (#89,912), “coronário” (#89,907), “desacompanhado” (#89,953). Entre 2,140 lemas com “C”, “cáustico” fica em #89,926. Source: FrequencyWords open word-frequency list.

Rare enough to double-check

cáustico is uncommon Portuguese at frequency #89,926 among 2,140 “C” headwords, classed as anadjective, transcribed /ˈkawʃ.ti.ku/. Rarity is why readers land here mid-draft. 3 senses are on record.

cáustico has no tracked misspelling variants, suggesting the orthography follows predictable Portuguese patterns. This headword has no recorded confusable partner, which usually means its spelling is distinct enough that readers don't reach for a similar-looking word instead.

Wiktionary doesn't record an etymology for this headword, so its spelling is easiest to reason about phoneme by phoneme, absent a documented history. The correct Portuguese form is cáustico, spelled C-Á-U-S-T-I-C-O.

Definition

  1. 1
    que corrói
  2. 2
    que queima os tecidos vivos
  3. 3
    agudo, sarcástico, amargo

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 Portuguese corpus, MIT). See the methodology for how each field is sourced and updated.

Frequently Asked Questions

How do you spell "cáustico"?
"cáustico" is spelled C-Á-U-S-T-I-C-O. The IPA pronunciation is /ˈkawʃ.ti.ku/.
What does "cáustico" mean?
As an adjective, "cáustico" means: que corrói
How do you pronounce "cáustico"?
The IPA (International Phonetic Alphabet) transcription for "cáustico" is /ˈkawʃ.ti.ku/. Click the speaker icon on the pronunciation badge above to hear it spoken aloud where audio is available.
What language does "cáustico" come from?
"cáustico" is a Portuguese word. PlainSpell's reference spans five languages -- English, Spanish, Portuguese, French, and German -- with definitions, pronunciations, and spelling data for each.
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 "cáustico", not the corpus desk frequency band.

Same letter count

Frequency-ranked Portuguese headwords with 8 letters (nearest by frequency rank).

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

Source: FrequencyWords open word-frequency list