Category Nuances for mastic:

• friable,
• natural,
• flexible,
• fluid,
• common,
• heavier,
• viscous,
• aromatic,
• combustible,
• soft,
• individual,
• hard,
• out,
• sticky,
• protective,
• heavy,
• thick,
• stubborn,
• greek,
• suitable,
• transparent,
• plastic,
• ancillary,

Simple Categories for mastic:

• sealant,
• fluid,
• resin,
• compound,
• material,
• substance,
• constituent,
• item,
• wood,
• hydrocarbon,
• flora,
• component,
• system,
• adhesive,