Modifiers matching mass:

• atomic,
• large,
• nonlinear,
• plastic,
• solid,
• stellar,
• porous,
• moving,
• molten,
• diocesan,
• heavy,
• external,
• big,
• gravitational,
• metal,
• special,
• solar,
• high,
• nearby,
• decorative,
• larger,
• compact,
• significant,
• huge,
• gaseous,
• hot,
• architectural,
• immovable,
• smaller,

Simple categories matching molten:

• mixture,
• component,
• fluid,
• metal,
• material,
• mass,
• solid,
• bath,
• system,
• rock,
• wax,
• salt,
• lead,
• substance,
• oxide,
• semiconductor,
• alloy,
• state,