whereupon

thereafter

From that point on

• subsequentlyOccurring after something else
• thenAt that time
• nextImmediately following in sequence

afterward · following · succeeding · ensuing · later · henceforth · thenceforth · chronology · succession · progression

pivot

Point of rotation

• transitionChange from one state
• climaxPoint of greatest intensity
• denouementStory's final unraveling

then · next · suddenly · immediately · story · tale · account · chronicle · recounting

result

What follows a cause

• outcomeFinal result of events
• effectResult of a cause
• aftermathResults following an event

repercussion · implication · ramification · corollary · sequel · conclusion · culmination · fallout · upshot · aftereffect

whereafter

After which event

• whenceFrom what source
• thenceFrom that place
• henceFor that reason

whereas · heretofore · hitherto · forthwith · anon · presently · straightway · betimes

• Archaismsthee, thou, thy, thine, ye
• Olde Englishthee, thou, thy, thine, hath
• archaic adverbsanon, betimes, ere, erstwhile, forsooth
• archaic wordsthee, thou, thy, thine, tis
• formal wordshereby, thereof, thereby, henceforth, whereas
• question wordswhat, when, which, who, whom