Modifiers matching alkaloid:

• anticholinergic,
• addictive,
• poisonous,
• hydrophobic,
• simple,
• basic,
• stimulating,
• harmful,
• active,
• natural,
• soluble,
• toxic,
• psychoactive,
• important,
• bitter,
• potent,

Simple categories matching poisonous:

• substance,
• salt,
• metal,
• arthropod,
• invertebrate,
• petrochemical,
• stuff,
• creature,
• drug,
• part,
• solvent,
• animal,
• species,
• material,
• serpent,
• matter,
• reactant,
• gas,
• food,
• spray,
• wood,
• pesticide,
• agent,
• spider,
• compound,
• snake,
• plant,
• chemical,
• herb,
• contaminant,
• alkaloid,
• houseplant,
• corrosive,
• shrub,
• prey,
• fluid,
• vermin,
• waste,
• fumes,
• insect,
• thing,
• item,
• genus,
• liquid,
• fish,
• adhesive,
• beverage,
• emanation,
• mineral,
• tree,
• component,
• intoxicant,
• reptile,
• nature,
• acid,
• cofactor,
• intermediate,
• organism,
• product,