Modifiers matching hydrocarbon:

• hazardous,
• greasy,
• combustible,
• aromatic,
• light,
• base,
• volatile,
• intermediate,
• liquid,
• planar,
• lower,
• saturated,
• dark,
• liquifiable,
• supercritical,
• underground,
• reactive,
• complicated,
• refined,
• solid,
• familiar,
• nitrogenous,
• aliphatic,
• industrial,
• single,
• small,
• acyclic,
• acetylenic,
• toxic,
• airborne,
• simple,
• valuable,
• cheap,
• essential,
• unsaturated,
• vaporizable,
• alternative,
• natural,
• ordinary,
• flammable,
• pure,
• inert,
• fluid,
• individual,
• regulated,
• stable,
• organic,
• dissolved,
• conventional,
• molecular,
• useful,
• commercial,
• heavier,
• model,
• carcinogenic,
• heavy,
• clean,
• floating,
• bound,
• nonpolar,
• particular,
• polygonal,
• linear,
• available,
• dangerous,
• hydrophobic,
• synthetic,
• liquefied,
• typical,
• basic,
• conjugated,
• viscous,
• complex,
• frozen,
• important,
• soluble,
• residual,
• lighter,
• desirable,
• gaseous,
• common,
• neutral,
• minor,
• hard,
• main,
• cyclic,
• dilute,

Simple categories matching neutral:

• dish,
• solute,
• tint,
• location,
• filter,
• institution,
• party,
• gas,
• grounds,
• fermion,
• system,
• color,
• particle,
• solvent,
• macromolecule,
• sterol,
• object,
• radiation,
• substance,
• entity,
• saccharide,
• enzyme,
• polysaccharide,
• monosaccharide,
• structure,
• quality,
• sugar,
• topic,
• precursor,
• light,
• substrate,
• information,
• ground,
• compound,
• polymer,
• agent,
• building,
• thought,
• space,
• carrier,
• place,
• residue,
• molecule,
• surface,
• resin,
• cleaner,
• issue,
• ligand,
• food,
• language,
• position,
• complex,
• fraction,
• chloride,
• territory,
• medium,
• thing,
• material,
• oil,
• stimulus,
• lexis,
• steroid,
• cleaning,
• fragrance,
• salt,
• element,
• zone,
• fabric,
• amide,
• group,
• species,
• flavor,
• mutation,
• container,
• agency,
• carbohydrate,
• toy,
• individual,
• hydrocarbon,
• adult,
• cue,
• sound,
• fat,
• drug,
• shade,
• colouring,
• area,
• country,
• risk,
• anaesthetic,
• diaphragm,
• phospholipid,
• ingredient,
• lepton,
• unit,
• body,
• clothing,
• activity,
• character,
• proteinase,
• odor,
• beverage,
• hadron,
• core,
• person,
• source,
• cause,
• environment,
• organization,
• creature,
• sulfate,
• expert,
• screen,
• solution,
• tea,
• lipid,
• point,
• liquid,
• constituent,
• scent,
• beam,
• component,
• term,
• pharmaceutical,
• acid,
• item,
• metal,
• drink,
• atom,
• disaccharide,
• path,
• weave,
• atmosphere,
• monomer,
• fluid,
• hexose,
• site,
• emotion,
• organisation,