"Assume pattern" can be replaced by a variety of synonyms that convey a similar meaning. Some of these alternative expressions include "predictable behavior," "set routine," "preconceived notion," "standard procedure," and "established template." These synonyms all describe a consistent and expected pattern of behavior or thinking. Whether it's referring to a person's habits or an organization's protocols, each of these terms helps to communicate a sense of familiarity and predictability. By using these synonyms, writers and speakers can broaden their vocabulary and add nuance to their language while conveying a sense of stability and structure.