Trojan horse

noun

"trojan-horse" is a 11-letter English headword indexed on PlainSpell.

The verdict

“Trojan horse” is outside the top-ranked English vocabulary, used as a noun - the kind of word writers most often double-check.

Unranked
below top-frequency English
12
letters

According to Wiktionary data (CC BY-SA, analyzed May 6, 2026) - A subversive person or device placed within the ranks of the enemy.

Key facts for Trojan horse
PropertyValue
HeadwordTrojan horse
LanguageEnglish
Part of speechNoun
Letters12
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Where “Trojan horse” sits in English frequency

Trojan horse 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.

Spelling & Dictionary Insight

The English entry for Trojan horse is 12 letters long, classified as a noun. It sits outside the most-frequent rank tiers, which is often why uncommon words generate more spelling variants per reader. Wiktionary records 4 distinct senses for this headword, so context determines which meaning a reader should apply.

No misspelling variants are generated for Trojan horse in our index, typically a sign the spelling maps closely to how the word sounds. Our confusable-pair dataset has no match for it, a sign it's visually distinctive enough not to be mixed up with another word.

This headword's origin isn't recorded in our source data, so any spelling logic here comes from how the word's sounds map to letters, not a documented origin story. The correct English form is Trojan horse, spelled T-R-O-J-A-N- -H-O-R-S-E.

Definition

  1. 1
    A subversive person or device placed within the ranks of the enemy.
  2. 2
    A malicious program that is disguised as legitimate software.
  3. 3
    A seemingly favorable offer designed to trick customers into making exorbitant payments.
  4. 4
    A person, organization, social movement, piece of legislation, or ideology with a negative agenda or evil intentions under the guise of positive values or good intentions.

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 "Trojan horse"?
"Trojan horse" is spelled T-R-O-J-A-N- -H-O-R-S-E.
What does "Trojan horse" mean?
As a noun, "Trojan horse" means: A subversive person or device placed within the ranks of the enemy.
What language does "Trojan horse" come from?
"Trojan horse" is a English 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.

Using “Trojan horse”

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

  • The one correct English spelling is T-R-O-J-A-N- -H-O-R-S-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 FrequencyWords open word-frequency list