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(in-sub-stan-tial) 4 syllables

Definition

adjective. not having real substance or strength.

Example Sentence

The ghost was insubstantial and could pass through walls.

More Example Sentences

Her argument seemed insubstantial and unconvincing.

Synonyms

flimsy; weak; unimportant

Antonyms

substantial; strong; solid

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insubstantial
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Rhymes

  • anschel

  • substantial
  • financial
  • substantial

  • circumstantial
  • insubstantial
  • circumstantial
  • insubstantial
  • nonfinancial
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