
Mimicry in writing is the imitation of recognizable features of a voice, style, or genre. A writer may reproduce the sentence rhythm, repeated wording, or level of formality. The imitation can suggest how a character speaks or borrow a familiar pattern for comic effect.
Recognize the borrowed pattern
Attention, passengers. The laundry cart will depart for the bedroom in two minutes. The formal greeting and scheduled departure imitate a transit announcement. Giving that pattern to a household chore creates the joke.
Practice with one feature at a time
Pick a familiar kind of writing and name a feature that makes it recognizable. A transit announcement might use a direct address and a precise time. Write about a new subject using that pattern, then read it aloud. A change in register can make the imitation sound more official or more conversational.