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un-substantiated

see definition of un-substantiated
  • as inbaseless
  • as inspeculative
  • as intheoretical
  • as inunfounded
  • as inunsubstantiated
  • as intheoretic
  • as inapocryphal
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Synonyms for un-substantiated

adj without substantiation
  • flimsy
  • gratuitous
  • groundless
  • unfounded
  • unjustifiable
  • unjustified
  • unsubstantiated
  • unsupported
  • untenable
  • unwarranted
  • bottomless
  • foundationless
  • reasonless
  • unconfirmed
  • uncorroborated
  • ungrounded

Antonyms for un-substantiated

  • called-for
  • justified
  • proven
  • reasonable
  • warranted
  • based
Roget's 21st Century Thesaurus, Third Edition Copyright © 2013 by the Philip Lief Group.
Roget's 21st Century Thesaurus, Third Edition Copyright © 2013 by the Philip Lief Group.