Modifiers matching foam:

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

Simple categories matching cellular:

• creature,
• component,
• process,
• membrane,
• nutrient,
• pressure,
• control,
• action,
• response,
• therapy,
• abnormality,
• compartment,
• event,
• activity,
• material,
• devices,
• activator,
• routine,
• acid,
• investigation,
• fate,
• reaction,
• fragment,
• property,
• particle,
• adaptation,
• condition,
• structure,
• microorganism,
• surface,
• compound,
• constituent,
• tissue,
• metabolite,
• core,
• oxidase,
• polymer,
• kinase,
• chemical,
• pattern,
• cofactor,
• foam,
• attribute,
• specimen,
• polystyrene,
• pathway,
• behaviour,
• solid,
• signal,
• substrate,
• body,
• microbe,
• entity,
• organelle,
• behavior,
• sample,
• machine,
• species,
• migration,
• disorder,
• device,
• motility,
• hemoprotein,
• activation,
• eukaryote,
• damage,
• factor,
• intermediate,
• phosphatase,
• phenomenon,
• region,
• area,
• motion,
• function,
• mechanism,
• object,
• pathogen,
• macromolecule,
• information,
• chordate,
• level,
• nucleotide,
• characteristic,
• situation,
• telephone,
• molecule,
• mixture,
• irregularity,
• assembly,
• plant,
• fiber,
• bacteria,
• change,
• stress,
• stimulus,
• antioxidant,
• evidence,
• trait,
• pigment,
• arrangement,
• substance,
• elastomer,
• system,
• ligand,
• movement,
• gene,
• receptor,
• affliction,
• rna,
• fluid,
• injury,
• organs,
• lipid,
• organism,
• protein,
• segregation,
• machinery,
• interaction,
• mrna,
• consequence,
• integrity,
• metabolism,
• product,
• modification,
• marker,
• morphology,
• immunity,
• location,
• waste,
• reproduction,
• program,
• enzyme,
• piece,
• buffer,
• feature,
• requirement,
• parasite,
• organization,
• disease,
• state,
• alteration,
• matter,