sumpsimus

noun

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

The verdict

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

Unranked
below top-frequency English
9
letters

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - Adherence to or persistence in using a strictly correct term in rejection of a more common (but technically incorrect) form.

Corpus desk

Index EN-sumpsimus · sumpsimus · English

sumpsimus · unranked · 0 variants · 0 confusables

  • FREQ-UNRANKED Unranked
  • LEN-LONG 9 letters
  • VOW-3 3 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 sumpsimus
PropertyValue
Headwordsumpsimus
LanguageEnglish
Part of speechNoun
Letters9
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Long-tail rank of “sumpsimus” in English

sumpsimusranks 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

sumpsimus is uncommon English outside the top frequency list, classed as anoun. Rarity is why readers land here mid-draft. 2 senses are on record.

Our edit-distance generator produced no likely misspellings for sumpsimus, which points to an orthography that plays by predictable English rules. This entry stands alone in our confusable dataset, since its spelling is unusual enough that it doesn't cluster with a lookalike.

Etymologically, the entry records: From Latin sumpsimus, c. 1540–50. The correct English form is sumpsimus, spelled S-U-M-P-S-I-M-U-S.

Definition

  1. 1
    Adherence to or persistence in using a strictly correct term in rejection of a more common (but technically incorrect) form.
  2. 2
    A person obstinate or zealous about such correctness; a pedant.

Recorded use

Wiktionary examples

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

  1. I'll not change my old mumpsimus for your new sumpsimus!
  2. Some be too stiff in their old mumpsimus, others be too busy and curious in their sumpsimus.

Etymology

From Latin sumpsimus, c. 1540–50.

Antonyms

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 "sumpsimus"?
"sumpsimus" is spelled S-U-M-P-S-I-M-U-S.
What does "sumpsimus" mean?
As a noun, "sumpsimus" means: Adherence to or persistence in using a strictly correct term in rejection of a more common (but technically incorrect) form.
What is the origin of the word "sumpsimus"?
From Latin sumpsimus, c. 1540–50. 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