Important keystone Synonyms

Definitions for Important


  • (adjective) having great meaning or lasting effect
  • (adjective) having great power or influence
  • (adjective) having a feeling of superiority that shows itself in an overbearing attitude

Definitions for Keystone


  • (noun) an immaterial thing upon which something else rests
  • (noun) the central building block at the top of an arch or vault
  • (noun) a central cohesive source of support and stability