Solid

Definitions: (1) firm; sound; real; genuine; (2) showing complete unity <a solid contract>; in accord; (3) possessing moral strength and just principles; (4) displaying valid or true reasoning; (5) dependable <a solid relationship>; (6) exhibiting substantial quality <solid values>; (7) demonstrating ample comfort <solid furniture>

Synonyms: complete, prudent, stable, stout, thoroughgoing

Balancing Qualities: Flexible, Flowing

Compatible Quality: reliable

Symbol: granite