cafeína

[kafeˈina], plural: [kafeˈinas]

/[kafeˈina], plural: [kafeˈinas]/ noun

The verdict

“cafeína” has 9 generated spelling variants in the Portuguese index at frequency #19,354. The variants make it a useful spelling check.

#19,354
frequency rank, Portuguese
2,140
“C” headwords
9
tracked misspellings
6
confusable pairs

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - alcaloide do grupo das xantinas usado como estimulante, C₈H₁₀N₄O₂

Corpus desk

Index PT-cafeina · cafeína · Portuguese

cafeína · rank #19,354 · 9 variants · 6 confusables

  • FREQ-MID #19,354
  • LEN-LONG 7 letters
  • VOW-4 4 vowels
  • CONFUS-MID 6 pairs
  • VAR-MID 9 variants
  • BOOK-MID 2,140
  • PHOTO-FINISH canoagem

Nearest frequency peer: canoagem (+2 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 “cafeína”

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

corpus weight

What this shows “cafeína” 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).

cafeína vs caverna
71% similar
cafeína vs campina
57% similar
cafeína vs cantina
57% similar

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

Key facts for cafeína
PropertyValue
Headwordcafeína
LanguagePortuguese
Part of speechNoun
IPA[kafeˈina], plural: [kafeˈinas]
Letters7
Frequency rank#19,354
Misspellings tracked9
Confusable pairs6
SourceWiktionary (kaikki.org)

Frequência do íman ortográfico “cafeína”

Da esquerda para a direita: o pouco que carrega a fala diária, depois a cauda longa quase invisível.cafeínacai aqui:

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

A escala é logarítmica (cada marca ≈ 10× mais rara). Na mesma faixa de raridade aparecem “canoagem” (#19,356), “Brett” (#19,351), “capão” (#19,358). Entre 2,140 lemas com “C”, “cafeína” fica em #19,354. Source: FrequencyWords open word-frequency list.

A misspelling magnet

The generator records 9 spelling variants around cafeína (IPA [kafeˈina], plural: [kafeˈinas]), anoun. Corpus frequency is #19,354 among 2,140 “C” headwords. Dominant gloss: "alcaloide do grupo das xantinas usado como estimulante, C₈H₁₀N₄O₂".

Our generated misspelling index lists 9 likely wrong-spelling variants for cafeína, with forms such as "acfeína", "caefína", and "cafenía". Every one of these variants traces to a single-character edit -- an added or dropped letter, a swapped consonant, or a vowel swap -- the kind of slip a spell-checker is built to catch. It also participates in 6 confusable-pair relationships, "caverna", "campina", "cantina", and more, where similar look or sound leads writers to substitute one word for another in context.

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 cafeína, spelled C-A-F-E-Í-N-A.

Definition

  1. 1
    alcaloide do grupo das xantinas usado como estimulante, C₈H₁₀N₄O₂

This word in other languages

Common misspellings

Also misspelled as:

  • acfeína
  • caefína
  • cafenía
  • cafeían
  • cafeínna
  • caffeína
  • cafíena
  • ccafeína
  • cfaeína

Misspelling Pattern Breakdown

How far each generated variant is from the correct spelling of cafeína - counted as single-character edits (an insertion, a deletion, or a substituted letter). The larger the bar, the easier the typo is to spot; one-edit slips are the ones that sneak past readers.

acfeína2caefína2cafenía2cafeían2cafeínna1caffeína1cafíena2ccafeína1
Edit distance from "cafeína"

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 "cafeína"?
"cafeína" is spelled C-A-F-E-Í-N-A. The IPA pronunciation is [kafeˈina], plural: [kafeˈinas].
What does "cafeína" mean?
As a noun, "cafeína" means: alcaloide do grupo das xantinas usado como estimulante, C₈H₁₀N₄O₂
What words are commonly confused with "cafeína"?
"cafeína" is commonly confused with "caverna", "campina", "cantina". These words look or sound similar but have different meanings. PlainSpell provides detailed comparisons for each pair.
How do you pronounce "cafeína"?
The IPA (International Phonetic Alphabet) transcription for "cafeína" is [kafeˈina], plural: [kafeˈinas]. Click the speaker icon on the pronunciation badge above to hear it spoken aloud where audio is available.
What language does "cafeína" come from?
"cafeína" 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 "cafeína", not the corpus desk frequency band.

Same letter count

Frequency-ranked Portuguese headwords with 7 letters (nearest by frequency rank).

Similar misspelling depth

Headwords with a similar count of attested misspellings (9 here; floor ≥5).

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

Source: FrequencyWords open word-frequency list