insubstantive

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adjective

Not substantive (in any sense).

OriginEnglish substantive ← Middle English in- ← Latin in- →
Scrabble 18
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Meanings

adjectiveinsubstantive (comparative more insubstantive, superlative most insubstantive)

comparative more insubstantive · superlative most insubstantive

  1. nonstandardNot substantive (in any sense).
  2. nonstandardUnable to be substantiated; unfounded.

Origin

  1. Proto-Indo-European*né
  2. Proto-Indo-European*n̥-
  3. Proto-Italic*n̥-
  4. Latinin-
  5. Middle Englishin-
  6. Englishin-
  7. Englishsubstantive
  8. Englishinsubstantive

From in- + substantive.

Full word history & related roots →
Cite this entry
APA

insubstantive. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/insubstantive

MLA

“insubstantive.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/insubstantive. Accessed November 3, 2026.

Chicago

WatkinsX Dictionary, s.v. “insubstantive,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/insubstantive.

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