| verb | reproduce someone's behavior or looks “The mime imitated the passers-by” |
| verb | create a representation or model of “The pilots are trained in conditions simulating high-altitude flights” |
| verb | make a pretence of “She assumed indifference, even though she was seething with anger” |
| adjective | not genuine or real; being an imitation of the genuine article “it isn't fake anything; it's real synthetic fur” |
| adjective | reproduced or made to resemble; imitative in character “under simulated combat conditions” |
| imitative | adjective | marked by or given to imitation |
| imitation | noun | copying (or trying to copy) the actions of someone else |
| imitator | noun | someone who copies the words or behavior of another |
| copy | noun | a thing made to be similar or identical to another thing |
| copying | noun | an act of copying |
| model | noun | a hypothetical description of a complex entity or process |
| simulation | noun | (computer science) the technique of representing the real world by a computer program |
| simulator | noun | a machine that simulates an environment for the purpose of training or research |
| sham | noun | a person who makes deceitful pretenses |
| shammer | noun | someone shirking their duty by feigning illness or incapacity |
| feigning | noun | the act of giving a false appearance |
| fake | noun | something that is a counterfeit; not what it seems to be |