Another word for weightiness

The state or quality of being physically heavy

• avoirdupois
• weight
• ponderousness
• ponderosity
• massiveness
• heftiness
• heaviness

The condition of being grave and of involving serious consequences

• seriousness
• momentousness
• gravity
• graveness

The quality or state of being important

• weight
• significancy
• significance
• moment
• importance
• import
• consequence
• concernment
• concern