(in-sub-stan-tial) 4 syllables

Definition

adjective. not solid or strong; lacking substance

Example Sentence

The ghost was insubstantial and could pass through walls.

Synonyms

flimsy; weak; fragile

Antonyms

solid; substantial

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insubstantial
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Rhymes

  • anschel

  • substantial
  • financial
  • substantial

  • circumstantial
  • insubstantial
  • circumstantial
  • insubstantial
  • nonfinancial