eternal sleep

noun

"eternal-sleep" is a 12-letter English headword indexed on PlainSpell.

The verdict

“eternal sleep” 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
13
letters

According to Wiktionary data (CC BY-SA, analyzed May 6, 2026) - A magical state of suspended animation, a state of ageless, deathless, everlasting sleep. Well-known examples are Endymion (the lover of the Greek moon goddess, Selene), and the princess Sleeping B...

Key facts for eternal sleep
PropertyValue
Headwordeternal sleep
LanguageEnglish
Part of speechNoun
Letters13
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Where “eternal sleep” sits in English frequency

eternal sleep 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 eternal sleep is 13 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 2 distinct senses for this headword, so context determines which meaning a reader should apply.

We couldn't generate a plausible misspelling set for eternal sleep, since its letter pattern doesn't lend itself to common typo substitutions. It is not paired with a close-neighbour confusable in our dataset, since no other headword is close enough in sound or shape to pair with it.

Our source data has no etymology on file for this entry, so its spelling is easiest explained by how it's pronounced rather than where it came from. The correct English form is eternal sleep, spelled E-T-E-R-N-A-L- -S-L-E-E-P.

Definition

  1. 1
    A magical state of suspended animation, a state of ageless, deathless, everlasting sleep. Well-known examples are Endymion (the lover of the Greek moon goddess, Selene), and the princess Sleeping Beauty.
  2. 2
    Death

Synonyms

ageless sleepeternal rest

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 "eternal sleep"?
"eternal sleep" is spelled E-T-E-R-N-A-L- -S-L-E-E-P.
What does "eternal sleep" mean?
As a noun, "eternal sleep" means: A magical state of suspended animation, a state of ageless, deathless, everlasting sleep. Well-known examples are Endymion (the lover of the Greek moon goddess, Selene), and the princess Sleeping B...
What language does "eternal sleep" come from?
"eternal sleep" is a English 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.

Using “eternal sleep”

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

  • The one correct English spelling is E-T-E-R-N-A-L- -S-L-E-E-P - 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