"Exodus" refers to the mass departure or emigration of people from a place.
- "Influx" refers to the arrival or entrance of large numbers of people or things, making it the opposite of "exodus."
- "Home-coming," "Return," and "Restoration" could be related to the idea of coming back, but they don't fit as perfectly as "influx."
"Exodus" implies mass departure, and "Influx" refers to a large arrival, making them perfect opposites.
What comes next in the series?
\(2, 6, 12, 20, 30, \ ?\)