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Insubstantial vs Unsubstantiated - What's the difference?

insubstantial | unsubstantiated |

As adjectives the difference between insubstantial and unsubstantiated

is that insubstantial is lacking substance; not real or strong while unsubstantiated is lacking substantiation; without evidence.

insubstantial

English

Adjective

(en adjective)
  • Lacking substance; not real or strong.
    • The bridge was insubstantial and would not safely carry a car.

    Synonyms

    * unsubstantial (archaic)

    Antonyms

    * substantial

    unsubstantiated

    English

    Adjective

    (en adjective)
  • Lacking substantiation; without evidence.