#basis__basi__footing  a relation that provides the foundation for something; "they were on a friendly footing" or "he worked on an interim basis"
  supertype:  foundation  the basis on which something is grounded; "there is little foundation for his objections"
  subtype:  common_ground  a basis agreed to by all parties for reaching a mutual understanding

No statement uses or specializes basis; click here to add one.