| A | B |
| converge | to come together at the same point from different directions; to meet |
| crux | the main, central, or critical point or feature |
| degradation | a decline to a lower condition, quality, or level |
| initiate | to take the first steps in a process; to begin something.: to formally admit someone into an organization, as with ritual |
| penultimate | second from the last; the next to last |
| pivotal | being of vital importance; crucial |
| sequel | a continuation; something that follows; the next installment of something |
| supersede | to replace; to take the place of |
| tangential | superficially relevant; only slightly connected.. merely touching; only slightly connected |
| terminate | to bring to an end or halt |