Modifiers matching nature:

• permanent,
• governmental,
• personal,
• brittle,
• threatening,
• inflammable,
• continuous,
• philological,
• uncertain,
• immutable,
• technical,
• social,
• criminal,
• verbal,
• invisible,
• sinful,
• individual,
• destructive,
• synthetic,
• real,
• organic,
• sensitive,
• impervious,
• bizarre,
• flammable,
• emotional,
• psychosomatic,
• particulate,
• theoretical,
• specialized,
• professional,
• serious,
• technological,
• dangerous,
• true,
• fragile,
• planar,
• regulatory,
• infectious,
• absorbent,
• humanitarian,
• electrical,
• simple,
• aesthetic,
• basic,
• mathematical,
• informational,
• systemic,
• unpleasant,
• combustible,
• economic,
• promotional,
• feminine,
• confidential,
• cultural,
• unique,
• legal,
• intellectual,
• smaller,
• municipal,
• sexual,
• creative,
• macroscopic,
• toxic,
• evil,
• mundane,
• dynamic,
• subjective,
• organisational,
• passive,
• perishable,
• local,
• visible,
• bland,
• nonliving,
• lethal,
• divine,
• immaterial,
• psychological,
• immortal,
• portable,
• larger,
• magnetic,
• heterogeneous,
• secular,
• everyday,
• nonhuman,
• consumable,
• cyclical,
• exotic,
• aggressive,
• hierarchical,
• spiritual,
• explosive,
• friable,
• carbonaceous,
• transmittable,
• practical,
• functional,
• monetary,
• disposable,
• adult,
• scientific,
• unusual,
• contagious,
• inorganic,
• supernatural,
• commercial,
• beautiful,
• acidic,
• colloidal,
• important,
• logical,
• natural,
• stable,
• mobile,
• philosophical,
• higher,
• private,
• seasonal,
• complex,
• durable,
• administrative,
• fixed,
• diverse,
• sophisticated,
• incidental,
• tangible,
• public,
• inanimate,
• acid,
• conceptual,
• delicate,
• political,
• organizational,
• repetitive,
• domestic,
• stochastic,
• temporal,
• decorative,
• valuable,
• inner,
• developmental,
• unskilled,
• specialised,
• numerical,
• nutrient,
• urgent,
• hazardous,
• hydrophobic,
• abstract,
• catalytic,
• symbolic,
• sharp,
• mechanical,
• civic,
• temporary,
• structural,
• noxious,
• ancillary,
• off,
• routine,
• physical,
• operational,
• subtle,
• financial,
• supplementary,
• official,
• critical,
• educational,
• absolute,
• authentic,
• global,
• solid,
• virtual,
• traditional,
• granular,
• chemical,
• standard,
• factual,
• volatile,
• interpersonal,
• utilitarian,
• intrinsic,
• clinical,
• invasive,
• distinct,
• poisonous,
• transient,
• cold,
• general,
• acute,
• violent,
• nonsensitive,
• essential,
• intimate,
• geometrical,
• common,
• annoying,
• biological,
• institutional,
• proprietary,
• edible,
• socioeconomic,
• religious,
• varied,

Simple categories matching explosive:

• gas,
• equipment,
• material,
• fish,
• article,
• athlete,
• outburst,
• precursor,
• item,
• hazard,
• compound,
• stuff,
• salt,
• munition,
• devices,
• component,
• cartridge,
• topic,
• mixture,
• chemical,
• composition,
• device,
• substance,
• nature,
• powder,
• loading,
• body,
• fluid,
• site,
• mechanism,
• object,
• projectile,
• metal,
• sport,
• solvent,
• residue,
• missile,
• container,
• phenomenon,
• ordnance,
• eruption,
• property,
• area,
• movement,
• act,
• firework,
• fuel,
• agent,
• source,
• activity,
• intermediate,
• constituent,
• event,
• atmosphere,
• weapon,
• drug,
• space,
• exercise,
• dust,
• liquid,
• action,
• waste,
• strength,
• quality,