the semantic role of the animate entity that instigates or causes the happening denoted by the verb in the clause | the act of whitening something by bleaching it (exposing it to sunlight or using a chemical bleaching agent) |
an active and efficient cause; capable of producing a certain effect | the whiteness that results from removing the color from something |
a businessman who buys or sells for another in exchange for a commission | an agent that makes things white or colorless |
a representative who acts on behalf of other persons or organizations | |
any agent or representative of a federal agency or bureau | |
a substance that exerts some force or effect | |