Each concept here is mapped to its prerequisites — the ideas you'd need first to understand it — all the way down to four foundations: Space, Time, Energy, Pattern. Click any prerequisite to drill down, or scroll for the chain graph.
As a recurring event or occurrence, frequent involves a pattern of regular intervals or consistent repetition over a specified period of time, which is made possible by the passage of time and the existence of space.
External reference — all senses of the word “frequent” on Wiktionary. This atlas concept maps to only the slice of meaning relevant to the prerequisite graph.