Modifiers matching fuel:

• commercial,
• heavy,
• supporting,
• solid,
• liquid,
• motor,
• normal,
• down,
• individual,
• combustible,
• alternative,
• discrete,
• common,
• miscellaneous,
• organic,
• gaseous,
• nonpolar,
• traditional,
• environmental,
• supplemental,
• light,
• simple,
• available,
• single,
• conventional,
• abundant,
• taxable,
• automotive,
• standard,
• new,
• mundane,
• compressible,
• main,
• supplementary,
• base,
• desirable,
• metabolic,
• diverse,
• starting,
• key,
• real,
• thermal,
• hard,
• synthetic,
• needed,
• heavier,
• indigenous,
• dead,
• dirtier,
• technical,
• valuable,
• raw,
• abrasive,
• herbaceous,
• friendly,
• expensive,
• usable,
• benign,
• vegetative,
• safe,
• toxic,
• homogeneous,
• cryogenic,
• hazardous,
• unprocessed,
• particular,
• nonrenewable,
• dirty,
• powdered,
• actual,
• unhealthy,
• compressed,
• pure,
• nonwoody,
• renewable,
• manufactured,
• beneficial,
• complex,
• familiar,
• destructive,
• indoor,
• up,
• efficient,
• typical,
• domestic,
• dense,
• useful,
• advanced,
• smaller,
• harmful,
• old,
• primary,
• thinner,
• odd,
• granular,
• loose,
• nuclear,
• unconventional,
• difficult,
• soluble,
• secondary,
• finished,
• small,
• volatile,
• appropriate,
• uniform,
• cheap,
• artificial,
• industrial,
• sensitive,
• ordinary,
• special,
• ignitable,
• particulate,
• oxidizable,
• strategic,
• specialized,
• modern,
• vaporizable,
• precious,
• exotic,
• auxiliary,
• clean,
• suitable,
• vehicular,
• macromolecular,
• explosive,
• basic,
• major,
• inexpensive,
• essential,
• consumable,
• chemical,
• local,
• lighter,
• biological,
• innovative,
• extra,
• convenient,
• physiological,
• several,
• residual,
• off,
• reactive,
• natural,
• intermediate,
• refined,
• corrosive,
• dry,
• dangerous,
• fluid,
• wet,
• inflammable,
• unwanted,
• inhomogeneous,
• commonplace,
• important,
• carbonaceous,
• flammable,
• competitive,
• damaging,
• medical,
• propellant,
• rich,
• possible,
• cleaner,
• foreign,
• fibrous,
• costly,
• fine,
• sustainable,
• porous,
• future,
• direct,
• practical,
• separate,
• residential,
• regular,

Simple categories matching off:

• weapon,
• radiation,
• object,
• surface,
• month,
• item,
• wall,
• appliance,
• equipment,
• activity,
• roads,
• furnishing,
• heat,
• move,
• indicator,
• season,
• bird,
• room,
• light,
• signal,
• predator,
• road,
• thing,
• feature,
• area,
• actuator,
• point,
• street,
• furniture,
• land,
• event,
• hours,
• fuel,
• container,
• perch,
• bottle,
• treasure,
• animal,
• ability,
• energy,
• menu,
• measure,
• opening,
• line,
• part,
• track,
• molecule,
• substance,
• day,
• firework,
• property,
• lock,
• trail,
• structure,
• device,
• machine,
• source,
• installation,
• fluid,
• food,
• characteristic,
• control,
• chemical,
• insect,
• stain,
• shop,
• brand,
• peripheral,
• service,
• impurity,
• craft,
• contamination,
• night,
• industry,
• residue,
• instrument,
• reactant,
• ground,
• web,
• period,
• solute,
• apparel,
• liquid,
• filter,
• product,
• accessory,
• contaminant,
• scent,
• nature,
• sweetener,
• system,
• clothing,
• gas,
• project,
• piece,
• particle,
• material,
• waste,
• dirt,
• protein,
• times,