supererogatory

/suːpəɹɛˈɹɒɡətəɹi/

//suːpəɹɛˈɹɒɡətəɹi// adj

"supererogatory" is a 14-letter English headword indexed on PlainSpell.

The verdict

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

Unranked
below top-frequency English
14
letters

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - Pertaining to supererogation; doing more than is required.

Corpus desk

Index EN-supererogatory · supererogatory · English

supererogatory · unranked · 0 variants · 0 confusables

  • FREQ-UNRANKED Unranked
  • LEN-MEGA 14 letters
  • VOW-7 7 vowels
  • CONFUS-0 No pairs
  • VAR-0 0 variants
  • BOOK-THIN "S" 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 supererogatory
PropertyValue
Headwordsupererogatory
LanguageEnglish
Part of speechAdjective
IPA/suːpəɹɛˈɹɒɡətəɹi/
Letters14
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Long-tail rank of “supererogatory” in English

supererogatoryranks outside the top 100,000 English headwords, in the long tail of specialist, archaic, or seldom-used vocabulary, exactly the territory where a reader stops mid-sentence to double-check spelling.

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

Rare enough to double-check

supererogatory is uncommon English outside the top frequency list, classed as anadjective, transcribed /suːpəɹɛˈɹɒɡətəɹi/. Rarity is why readers land here mid-draft. 2 senses are on record.

Zero misspellings are on record for supererogatory in our index, since its letter sequence doesn't invite the usual edit-distance slips. No confusable counterpart is on file for this word, since its spelling is unusual enough that it doesn't cluster with a lookalike.

Etymologically, the entry records: From Latin superērogātōrius (“supererogatory”), from superērogātiō (“payment in addition”), from superērogō (“pay out over and above”), from super (“above”) + ērogō (“pay out, expend”); from ex (“out of, from”) + rogō (“ask; request”). The correct English form is supererogatory, spelled S-U-P-E-R-E-R-O-G-A-T-O-R-Y.

Definition

  1. 1
    Pertaining to supererogation; doing more than is required.
  2. 2
    Of a deed or action, morally benevolent and exceeding the strict requirement of God.

Recorded use

Wiktionary examples

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

  1. They passed into the ancient shipyard which lay beyond, and which was now a mere vague, grass-grown approach to the waterside, bestrewn with a few remnants of supererogatory timber.
  2. "In now you come," she ordered, "and we make love." That seemed supererogatory to David Jones, who, under the gaze of the painted deer, got in there and did as he was told.

Etymology

From Latin superērogātōrius (“supererogatory”), from superērogātiō (“payment in addition”), from superērogō (“pay out over and above”), from super (“above”) + ērogō (“pay out, expend”); from ex (“out of, from”) + rogō (“ask; request”).

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 "supererogatory"?
"supererogatory" is spelled S-U-P-E-R-E-R-O-G-A-T-O-R-Y. The IPA pronunciation is /suːpəɹɛˈɹɒɡətəɹi/.
What does "supererogatory" mean?
As an adjective, "supererogatory" means: Pertaining to supererogation; doing more than is required.
How do you pronounce "supererogatory"?
The IPA (International Phonetic Alphabet) transcription for "supererogatory" is /suːpəɹɛˈɹɒɡətəɹi/. 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 "supererogatory"?
From Latin superērogātōrius (“supererogatory”), from superērogātiō (“payment in addition”), from superērogō (“pay out over and above”), from super (“above”) + ērogō (“pay out, expend”); from ex (“out of, from”) + rogō (“ask; request”). 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