nonperformance

N1O1N1P3E1R1F4O1R1M3A1N1C3E1

noun

A failure to perform a task, especially a task that one was legally bound to do.

Similar
unperformancenegligencecarelessnessneglect
OriginEnglish performance ← Middle English non- ← Old English nān- →
UncommonScrabble 23
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Meanings

nounnonperformance (countable and uncountable, plural nonperformances)

plural nonperformances

  1. countableuncountableA failure to perform a task, especially a task that one was legally bound to do.

    Synonyms: unperformance

Synonyms & antonyms

nounA failure to perform a task, especially a task that one was legally bound to do.

Similar
unperformance

More synonyms by meaning

nounfailure to act with the prudence that a reasonable person would exercise under the same circumstances

Similar
negligencecarelessnessneglect
Broader
nonaccomplishmentnonachievement
Also see
carelessnessneglectnegligenceunperformance

Synonym sets from Open English WordNet, CC BY 4.0.

Origin

  1. Proto-Indo-European*né
  2. Proto-Germanic*ne
  3. Proto-Indo-European*ís?
  4. Proto-Indo-European*h₁óynos
  5. Proto-Germanic*ainaz
  6. Proto-Germanic*nainaz
  7. Proto-West Germanic*nain
  8. Old Englishnān
  9. Middle Englishnon
  10. Old Englishnān
  11. Old Englishnān-
  12. Middle Englishnon-
  13. Englishnon-
  14. Englishperformance
  15. Englishnonperformance

From non- + performance.

Full word history & related roots →
Cite this entry
APA

nonperformance. (n.d.). In WatkinsX Dictionary. Retrieved November 2, 2026, from https://dictionary.watkinsx.com/word/nonperformance

MLA

“nonperformance.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/nonperformance. Accessed November 2, 2026.

Chicago

WatkinsX Dictionary, s.v. “nonperformance,” accessed November 2, 2026, https://dictionary.watkinsx.com/word/nonperformance.

Source: nonperformance on Wiktionary, CC BY-SA 4.0.