Modifiers matching hydrocarbon:

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

Simple categories matching nonpolar:

• solvent,
• impurity,
• gas,
• lubricant,
• soil,
• polymer,
• elastomer,
• substance,
• material,
• atom,
• protein,
• lipid,
• fuel,
• contaminant,
• system,
• liquid,
• residue,
• fluid,
• constituent,
• chemical,
• wax,
• surface,
• hydrocarbon,
• molecule,
• portion,
• metabolite,
• component,
• resin,
• drug,
• group,
• plastic,
• semiconductor,
• substrate,
• stream,
• compound,
• medium,
• solute,
• monomer,
• oil,
• contamination,