Modifiers matching membrane:

• warm,
• active,
• biological,
• heterogeneous,
• multicellular,
• extracellular,
• logical,
• elastic,
• metallic,
• protective,
• macromolecular,
• flexible,
• waterproof,
• circular,
• imperforate,
• synthetic,
• intracellular,
• biologic,
• thick,
• nonporous,
• impermeable,
• mucosal,
• refractory,
• homogeneous,
• continuous,
• pliable,
• porous,
• proteinaceous,
• collagenous,
• sensitive,
• moist,
• inorganic,
• fetal,
• mucous,
• permeable,
• natural,
• thin,
• vascular,
• epithelial,
• internal,
• resonant,
• impervious,
• excitable,
• intact,
• cellular,

Simple categories matching resonant:

• surface,
• structure,
• material,
• circuit,
• signal,
• means,
• instrument,
• membrane,
• system,
• object,
• quality,
• antenna,