Modifiers matching nitrile:

• organic,
• hazardous,
• complex,
• unsaturated,
• conjugated,
• aliphatic,

Simple categories matching unsaturated:

• compound,
• isocyanate,
• nitrile,
• acid,
• hydrocarbon,
• aldehyde,
• material,
• group,
• gas,
• solvent,
• steroid,
• polymer,
• terpene,
• oil,
• substrate,
• monomer,
• ester,
• ketone,
• substance,
• amide,
• fat,
• alcohol,
• system,
• pigment,
• carotenoid,
• component,
• resin,
• color,
• derivative,