Modifiers matching foam:

• plastic,
• pliable,
• brittle,
• polymeric,
• hydrophobic,
• thermosetting,
• organic,
• resinous,
• synthetic,
• semirigid,
• rigid,
• solid,
• natural,
• metal,
• edible,
• inexpensive,
• surrounding,
• lightweight,
• porous,
• pliant,
• structural,
• thermoplastic,
• hydrophilic,
• acoustic,
• aqueous,
• resilient,
• flexible,
• dense,
• expanded,
• conventional,
• thicker,
• soft,
• stable,
• cellular,
• traditional,
• sensitive,

Simple categories matching resilient:

• pipe,
• construction,
• superhero,
• hero,
• person,
• layer,
• medium,
• adhesive,
• fiber,
• cowboy,
• cyclist,
• athlete,
• covering,
• warrior,
• soldier,
• sportsman,
• campaigner,
• tyrant,
• politician,
• stone,
• demon,
• criminal,
• floor,
• policeman,
• adventurer,
• villain,
• container,
• rubber,
• spy,
• plastic,
• packing,
• bristle,
• surface,
• flooring,
• explorer,
• musician,
• material,
• thug,
• means,
• terrorist,
• president,
• cop,
• mineral,
• sealant,
• detective,
• substrate,
• bodybuilder,
• robot,
• object,
• polymer,
• substance,
• singer,
• article,
• metal,
• particle,
• compound,
• quality,
• plating,
• fabric,
• target,
• thief,
• foam,
• mastermind,
• structure,
• belt,
• strip,
• arrangement,
• sister,
• connection,