undecayed

adj

"undecayed" is a 9-letter English headword indexed on PlainSpell.

The verdict

“undecayed” is outside the top-ranked English vocabulary, used as an adjective - the kind of word writers most often double-check.

Unranked
below top-frequency English
9
letters

According to Wiktionary data (CC BY-SA, analyzed May 6, 2026) - Not having decayed.

Key facts for undecayed
PropertyValue
Headwordundecayed
LanguageEnglish
Part of speechAdjective
Letters9
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Where “undecayed” sits in English frequency

undecayed 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 undecayed is 9 letters long, classified as an adjective. It sits outside the most-frequent rank tiers, which is often why uncommon words generate more spelling variants per reader. The dominant gloss from Wiktionary reads: "Not having decayed.".

The misspelling generator found no plausible variants for undecayed, suggesting the orthography follows predictable English patterns. This headword has no recorded confusable partner, since no other headword is close enough in sound or shape to pair with it.

Etymologically, the entry records: From un- + decayed. The correct English form is undecayed, spelled U-N-D-E-C-A-Y-E-D.

Definition

  1. 1
    Not having decayed.

Etymology

From un- + decayed.

Synonyms

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 "undecayed"?
"undecayed" is spelled U-N-D-E-C-A-Y-E-D.
What does "undecayed" mean?
As an adjective, "undecayed" means: Not having decayed.
What is the origin of the word "undecayed"?
From un- + decayed. 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 “undecayed”

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

  • The one correct English spelling is U-N-D-E-C-A-Y-E-D - 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