atrabilious

/ˌæ.tɹəˈbɪl.i.əs/

//ˌæ.tɹəˈbɪl.i.əs// adj

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

The verdict

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

Unranked
below top-frequency English
11
letters

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - Having an excess of black bile.

Corpus desk

Index EN-atrabilious · atrabilious · English

atrabilious · unranked · 0 variants · 0 confusables

  • FREQ-UNRANKED Unranked
  • LEN-MEGA 11 letters
  • VOW-6 6 vowels
  • CONFUS-0 No pairs
  • VAR-0 0 variants
  • BOOK-THIN "A" thin
  • PHOTO-UNK Peer pending

Read with this headword: Spelling guide for this pattern

Desk codes from Wiktionary headword shape, FrequencyWords rank tier, confusable-pair count, generated misspelling depth, letter-cohort book size, and photo-finish peer. Not a difficulty grade.

Key facts for atrabilious
PropertyValue
Headwordatrabilious
LanguageEnglish
Part of speechAdjective
IPA/ˌæ.tɹəˈbɪl.i.əs/
Letters11
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Long-tail rank of “atrabilious” in English

atrabilioussits beyond the 100,000 most-frequent English words, in the long tail of technical, archaic, or otherwise rare vocabulary where spelling doubt tends to strike hardest.

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

Rare enough to double-check

atrabilious is uncommon English outside the top frequency list, classed as anadjective, transcribed /ˌæ.tɹəˈbɪl.i.əs/. Rarity is why readers land here mid-draft. 3 senses are on record.

atrabilious has no tracked misspelling variants, suggesting the orthography follows predictable English patterns. No close-neighbour confusable shows up for this headword in our dataset, which tends to mean the word is visually distinctive enough to stand on its own.

Etymologically, the entry records: From Latin ātra bīlis (“black bile”) (āter (“dark, black”) + bīlis (“bile”)) + -ous (“full of”). The correct English form is atrabilious, spelled A-T-R-A-B-I-L-I-O-U-S.

Definition

  1. 1
    Having an excess of black bile.
  2. 2
    Characterized by melancholy.
  3. 3
    Ill-natured; malevolent; cantankerous.

Recorded use

Wiktionary examples

These source excerpts show how atrabilious appears in context. They illustrate usage; the definition above remains the entry’s reference meaning.

  1. [I] could see nothing in the evidence which did persuade me to think them other than poor, melancholy, envious, mischievous, ill-disposed, ill-dieted, atrabilious constitutions.
  2. In like manner, all the atrabilious diſeaſes require a regimen, nearly ſimilar, during the interval of the fits, to alter the atrabilious conſtitution which gives riſe to them all; but each requires a ſpecial method of cure, peculiarly adapted to the organ on which the fluxion falls after the fit is formed. Thus, e.g. the piles require a treatment differe…

Etymology

From Latin ātra bīlis (“black bile”) (āter (“dark, black”) + bīlis (“bile”)) + -ous (“full of”).

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 "atrabilious"?
"atrabilious" is spelled A-T-R-A-B-I-L-I-O-U-S. The IPA pronunciation is /ˌæ.tɹəˈbɪl.i.əs/.
What does "atrabilious" mean?
As an adjective, "atrabilious" means: Having an excess of black bile.
How do you pronounce "atrabilious"?
The IPA (International Phonetic Alphabet) transcription for "atrabilious" is /ˌæ.tɹəˈbɪl.i.əs/. 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 "atrabilious"?
From Latin ātra bīlis (“black bile”) (āter (“dark, black”) + bīlis (“bile”)) + -ous (“full of”). 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.

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

Source: FrequencyWords open word-frequency list