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keystone

see definition of keystone
  • nounbase
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Synonyms for keystone

noun base
  • cornerstone
  • crown
  • foundation
  • headstone
  • mainstay
  • principle
  • root
  • support
  • wedge

More words related to keystone

basis

noun. foundation for belief, action

rule

noun. standard, principle of behavior
Roget's 21st Century Thesaurus, Third Edition Copyright © 2013 by the Philip Lief Group.
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