longevous

/lɒnˈd͡ʒiː.vəs/

//lɒnˈd͡ʒiː.vəs// adj

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

The verdict

“longevous” 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) - Long-lasting, especially of life.

Key facts for longevous
PropertyValue
Headwordlongevous
LanguageEnglish
Part of speechAdjective
IPA/lɒnˈd͡ʒiː.vəs/
Letters9
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Where “longevous” sits in English frequency

longevous 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 longevous is 9 letters long, classified as an adjective, and transcribed in the International Phonetic Alphabet as /lɒnˈd͡ʒiː.vəs/. 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: "Long-lasting, especially of life.".

longevous has no tracked misspelling variants, since its letter sequence doesn't invite the usual edit-distance slips. Our confusable-pair dataset has no match for it, suggesting its spelling stands apart enough that readers rarely confuse it with something else.

Etymologically, the entry records: From Latin longaevus, from longus (“long”) + aevum (“age”). The correct English form is longevous, spelled L-O-N-G-E-V-O-U-S.

Definition

  1. 1
    Long-lasting, especially of life.

Etymology

From Latin longaevus, from longus (“long”) + aevum (“age”).

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 "longevous"?
"longevous" is spelled L-O-N-G-E-V-O-U-S. The IPA pronunciation is /lɒnˈd͡ʒiː.vəs/.
What does "longevous" mean?
As an adjective, "longevous" means: Long-lasting, especially of life.
How do you pronounce "longevous"?
The IPA (International Phonetic Alphabet) transcription for "longevous" is /lɒnˈd͡ʒiː.vəs/. Click the speaker icon on the pronunciation badge above to hear it spoken aloud where audio is available.
What is the origin of the word "longevous"?
From Latin longaevus, from longus (“long”) + aevum (“age”). 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 “longevous”

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

  • The one correct English spelling is L-O-N-G-E-V-O-U-S - every other letter order is a misspelling in standard orthography.
  • Say it as /lɒnˈd͡ʒiː.vəs/ (IPA); tap the speaker on the pronunciation badge to hear it where audio exists.
  • 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