plural of spice
"The chef added various spices to enhance the flavor of the curry."
Third-person singular simple present indicative form of spice
"The chef spices the stew just before serving it to enhance its flavor."
In plain English: Spices is not actually a verb; it is only used as a noun to describe flavoring ingredients made from plants.
"The chef decided to spice up the bland soup with some fresh herbs and lemon juice."
plural of Spice
"The chef carefully measured the spices before adding them to the simmering stew."