Koffein

[kɔfeˈiːn]

/[kɔfeˈiːn]/ noun

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

The verdict

“Koffein” has 8 generated spelling variants in the German index at frequency #20,644. The variants make it a useful spelling check.

#20,644
frequency rank, German
4,158
“K” headwords
8
tracked misspellings
4
confusable pairs

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - ein farbloser, bitter schmeckender organischer Stoff, der als Aufputschmittel verwendet wird

Corpus desk

Index DE-koffein · Koffein · German

Koffein · rank #20,644 · 8 variants · 4 confusables

  • FREQ-MID #20,644
  • LEN-LONG 7 letters
  • VOW-3 3 vowels
  • CONFUS-MID 4 pairs
  • VAR-MID 8 variants
  • BOOK-MID 4,158
  • PHOTO-FINISH knallhart

Nearest frequency peer: knallhart (-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.

Rang-Peers am Tippfehler-Magneten „Koffein“

Gleiche Seltenheitsbandbreite: nützlich, wenn ein Tippfehler auf ein Peer-Lemma trifft

corpus weight

What this shows „Koffein“ sitzt unter diesen FrequencyWords-Peers; die Tippfehlertiefe steht separat im Edit-Distance-Chart.

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).

Koffein vs Koffer
71% similar
Koffein vs köpfen
43% similar
Koffein vs Koffern
86% similar

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

Key facts for Koffein
PropertyValue
HeadwordKoffein
LanguageGerman
Part of speechNoun
IPA[kɔfeˈiːn]
Letters7
Frequency rank#20,644
Misspellings tracked8
Confusable pairs4
SourceWiktionary (kaikki.org)

Häufigkeitslage von Tippfehler-Magnet „Koffein“

Die Häufigkeit läuft von den wenigen Alltagswörtern (links) bis zur langen, seltenen Schwanzseite (rechts).Koffeinliegt hier neben dem Tippfehler-Druck:

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

Die Skala ist logarithmisch (jeder Tick ≈ 10× seltener). Peers derselben Seltenheitsbandbreite: „knallhart“ (#20,643), „konservativer“ (#20,645), „Klägerin“ (#20,642). Unter 4,158 „K“-Lemmata liegt „Koffein“ bei #20,644. Source: FrequencyWords open word-frequency list.

A misspelling magnet

The generator records 8 spelling variants around Koffein (IPA [kɔfeˈiːn]), anoun. Corpus frequency is #20,644 among 4,158 “K” headwords. Dominant gloss: "ein farbloser, bitter schmeckender organischer Stoff, der als Aufputschmittel verwendet wird".

Our generated misspelling index lists 8 likely wrong-spelling variants for Koffein, with forms such as "kfofein", "kkoffein", and "kofefin". 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 4 confusable-pair relationships, "Koffer", "köpfen", "Koffern", 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 its spelling is best read as a straightforward mapping from sound to letter. The correct German form is Koffein, spelled K-O-F-F-E-I-N.

Definition

  1. 1
    ein farbloser, bitter schmeckender organischer Stoff, der als Aufputschmittel verwendet wird

Recorded use

Wiktionary examples

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

  1. Morgens brauche ich meine Dosis Koffein, um gut in den Tag zu starten.
  2. „Koffein ist ein schweres Gift, sicher beinahe so schwer wie Morphium.“

Synonyms

KaffeïnThein

This word in other languages

caffeine(English)cafeína(Español)caféine(Français)cafeína(Português)

Common misspellings

Also misspelled as:

  • kfofein
  • kkoffein
  • kofefin
  • kofein
  • koffeinn
  • koffeni
  • koffien
  • okffein

Misspelling Pattern Breakdown

How far each generated variant is from the correct spelling of Koffein - expressed in single-character edits (insert, delete, or swap one letter). Bigger bars stand out at a glance; a one-edit slip is the hardest to catch.

kfofein2kkoffein1kofefin2kofein1koffeinn1koffeni2koffien2okffein2
Edit distance from "Koffein"

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

Frequently Asked Questions

How do you spell "Koffein"?
"Koffein" is spelled K-O-F-F-E-I-N. The IPA pronunciation is [kɔfeˈiːn].
What does "Koffein" mean?
As a noun, "Koffein" means: ein farbloser, bitter schmeckender organischer Stoff, der als Aufputschmittel verwendet wird
What words are commonly confused with "Koffein"?
"Koffein" is commonly confused with "Koffer", "köpfen", "Koffern". These words look or sound similar but have different meanings. PlainSpell provides detailed comparisons for each pair.
How do you pronounce "Koffein"?
The IPA (International Phonetic Alphabet) transcription for "Koffein" is [kɔfeˈiːn]. Click the speaker icon on the pronunciation badge above to hear it spoken aloud where audio is available.
What language does "Koffein" come from?
"Koffein" is a German 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 German words by spelling shape

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

Same letter count

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

Janssen#20,635Irrsinn#20,631Milizen#20,669hiesige#20,615

Similar misspelling depth

Headwords with a similar count of attested misspellings (8 here; floor ≥5).

Krakau8 variantsletzen8 variantsLiedes8 variantsLilien8 variants

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

Source: FrequencyWords open word-frequency list