counterexample

noun

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

The verdict

“counterexample” is uncommon English (frequency #76,674 among 5,599 “C” headwords), classed as a noun. The kind of spelling people second-guess.

#76,674
frequency rank, English
5,599
“C” headwords

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - An example that counters a general rule; an exception to a general rule; a specific instance of the falsity of (and falsifiability of) any proposed universal applicability of a rule or statement.

Corpus desk

Index EN-counterexample · counterexample · English

counterexample · rank #76,674 · 0 variants · 0 confusables

  • FREQ-RARE #76,674
  • LEN-MEGA 14 letters
  • VOW-6 6 vowels
  • CONFUS-0 No pairs
  • VAR-0 0 variants
  • BOOK-DENSE 5,599
  • PHOTO-FINISH crated

Nearest frequency peer: crated (+2 rank slots)

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.

Long-tail ranks near “counterexample”

Sparse band: bars invert rank so rarer forms read shorter

corpus weight

What this shows Long-tail view: where “counterexample” sits against similarly uncommon English ranks.

Source FrequencyWords open word-frequency list As of September 3, 2026
Key facts for counterexample
PropertyValue
Headwordcounterexample
LanguageEnglish
Part of speechNoun
Letters14
Frequency rank#76,674
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Long-tail rank of “counterexample” in English

Every-word frequency runs from the handful of words we use constantly (left) to the long tail used once in a blue moon (right).counterexamplefalls in this rarity band:

#1#100#1K#10K#100K
← used constantlyrarely used →

Scale is logarithmic (each tick is 10× rarer). Rare peers in the same band: “crated” (#76,676), “cosmetically” (#76,671), “creepily” (#76,677). Among 5,599 “C” headwords, “counterexample” is #76,674. Source: FrequencyWords open word-frequency list.

Rare enough to double-check

counterexample is uncommon English at frequency #76,674 among 5,599 “C” headwords, classed as anoun. Rarity is why readers land here mid-draft. Gloss: "An example that counters a general rule; an exception to a general rule; a specific instance of the falsity of (and falsifiability of) any proposed universal applicability of a rule or statement.".

We couldn't generate a plausible misspelling set for counterexample, a straightforward case of a spelling with little room for common typos. Our confusable-pair dataset has no match for it, since no other headword is close enough in sound or shape to pair with it.

Etymologically, the entry records: From counter- + example. The correct English form is counterexample, spelled C-O-U-N-T-E-R-E-X-A-M-P-L-E.

Definition

  1. 1
    An example that counters a general rule; an exception to a general rule; a specific instance of the falsity of (and falsifiability of) any proposed universal applicability of a rule or statement.

Etymology

From counter- + example.

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); frequency ordering uses the FrequencyWords open word-frequency list (2018 English corpus, MIT). See the methodology for how each field is sourced and updated.

Frequently Asked Questions

How do you spell "counterexample"?
"counterexample" is spelled C-O-U-N-T-E-R-E-X-A-M-P-L-E.
What does "counterexample" mean?
As a noun, "counterexample" means: An example that counters a general rule; an exception to a general rule; a specific instance of the falsity of (and falsifiability of) any proposed universal applicability of a rule or statement.
What is the origin of the word "counterexample"?
From counter- + example. 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.

Similar English words by spelling shape

Same letter count and similar misspelling depth for "counterexample", not the corpus desk frequency band.

Same letter count

Frequency-ranked English headwords with 14 letters (nearest by frequency rank).

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

Source: FrequencyWords open word-frequency list