The term 'propped up' can be described by four different crossword solutions: shored (6 letters), BRACED (6 letters), bolstered (9 letters), and pillared (8 letters). Shoring is the process of supporting a structure with props, braces, or other materials. Bracing is the act of reinforcing a structure with a brace or other support. Bolstering is the act of providing additional support to a structure. Lastly, pillaring is the act of using pillars to support a structure. All of these terms refer to the act of providing support to a structure in order to keep it upright and stable.