caffeine-free

adj

"caffeine-free" is a 12-letter English headword indexed on PlainSpell.

The verdict

“caffeine-free” is uncommon English (outside the top frequency list), classed as an adjective. The kind of spelling people second-guess.

Unranked
below top-frequency English
13
letters

According to Wiktionary data (CC BY-SA, analyzed May 6, 2026) - free of or containing no caffeine.

Key facts for caffeine-free
PropertyValue
Headwordcaffeine-free
LanguageEnglish
Part of speechAdjective
Letters13
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Where “caffeine-free” sits in English frequency

caffeine-free falls outside the top-100,000 ranked English words, the long-tail zone of technical, archaic, or low-frequency vocabulary, exactly where readers second-guess spellings most.

Beyond rank #100,000. Source: FrequencyWords open word-frequency list.

Rare enough to double-check

caffeine-free is uncommon English outside the top frequency list, classed as anadjective. Rarity is why readers land here mid-draft. Gloss: "free of or containing no caffeine.".

Zero misspellings are on record for caffeine-free in our index, since its letter sequence doesn't invite the usual edit-distance slips. This headword has no recorded confusable partner, which tends to mean the word is visually distinctive enough to stand on its own.

Etymologically, the entry records: From caffeine + -free. The correct English form is caffeine-free, spelled C-A-F-F-E-I-N-E---F-R-E-E.

Definition

  1. 1
    free of or containing no caffeine.

Etymology

From caffeine + -free.

Synonyms

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). See the methodology for how each field is sourced and updated.

Frequently Asked Questions

How do you spell "caffeine-free"?
"caffeine-free" is spelled C-A-F-F-E-I-N-E---F-R-E-E.
What does "caffeine-free" mean?
As an adjective, "caffeine-free" means: free of or containing no caffeine.
What is the origin of the word "caffeine-free"?
From caffeine + -free. See the full etymology section above for more details.
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.

Using “caffeine-free”

The practical upshot for anyone who landed here from a spell-check.

  • The one correct English spelling is C-A-F-F-E-I-N-E---F-R-E-E - every other letter order is a misspelling in standard orthography.
  • Browse more English words and confusable pairs in the same reference. English words
Data Source

Wiktionary (via kaikki.org), licensed under CC BY-SA & GFDL. Word ordering uses an open word-frequency list; misspelling variants are generated by edit-distance from the correct headword.

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

Source: FrequencyWords open word-frequency list