Modifiers matching hydrocarbon:

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

Simple categories matching dark:

• stain,
• spice,
• area,
• ink,
• fruit,
• card,
• stout,
• room,
• side,
• soda,
• environment,
• berry,
• wood,
• soup,
• beer,
• location,
• honey,
• matter,
• liquor,
• place,
• defect,
• liquid,
• wine,
• grain,
• shelter,
• vegetable,
• void,
• medium,
• cookie,
• hole,
• picture,
• surface,
• neutral,
• emotion,
• corridor,
• region,
• material,
• fabric,
• brown,
• nebula,
• clothing,
• beverage,
• color,
• mica,
• coating,
• drink,
• shot,
• scene,
• artifact,
• food,
• yellow,
• colors,
• citrus,
• passion,
• lettuce,
• image,
• particle,
• pigment,
• condition,
• shape,
• power,
• stone,
• object,
• pop,
• influence,
• cola,
• crystal,
• structure,
• covering,
• thing,
• sediment,
• stuff,
• line,
• impulse,
• mineral,
• gemstone,
• juice,
• veggie,
• complexion,
• zone,
• pan,
• valley,
• lure,
• fluid,
• textile,
• bread,
• animal,
• alcohol,
• plum,
• green,
• monster,
• character,
• spirits,
• ale,
• part,
• component,
• rock,
• piece,
• idea,
• beast,
• bird,
• flower,
• being,
• dielectric,
• creation,
• cavity,
• hydrocarbon,
• skin,
• item,
• sauce,
• coffee,
• fantasy,
• hardwood,
• space,
• substance,
• feature,
• creature,
• grey,
• substrate,
• enclosure,
• movie,
• oil,
• body,
• background,
• style,
• event,
• container,
• paint,
• shade,
• floor,
• mixer,