simulate

(verb) reproduce someone's behavior or looks. Synonyms: imitate, copy. Examples: "The mime imitated the passers-by." "Children often copy their parents or older siblings."

(verb) create a representation or model of. Synonyms: model. Examples: "The pilots are trained in conditions simulating high-altitude flights."

(verb) make a pretence of. Synonyms: assume, sham, feign. Examples: "She assumed indifference, even though she was seething with anger." "He feigned sleep."