The term "method of functioning" can be substituted with several other synonyms that convey a similar message. For instance, "operational method" is one such synonym that refers to the way an organization or system performs its tasks. Similarly, the phrase "functioning approach" is another synonym that signifies the process by which something operates. "Modus operandi" is also a suitable alternative that describes the particular way in which an individual or organization works. "System of operation" is another phrase that implies the technique or procedure used to carry out a specific task. Ultimately, there are numerous words or phrases that can replace "method of functioning," depending on the context and the desired meaning.