| first act turning point(noun, expression, event, moment, point) |
| accident(noun, event, case, circumstance, affair) |
| hap(noun, event, case, circumstance, affair) |
| day one(noun, expression, start, beginning, commencement) |
| drawing board(noun, expression, start, beginning, commencement) |
| first base(noun, expression, start, beginning, commencement) |
| ground zero(noun, expression, start, beginning, commencement) |
| square one(noun, expression, start, beginning, commencement) |
| turning point(noun, expression, event, circumstance, affair) |
| achievement(noun, event, circumstance, affair, episode) |
| advent(noun, start, beginning, commencement, inception) |
| affair(noun, event, circumstance, episode) |
| alpha(noun, start, beginning, commencement, inception) |
| appearance(noun, start, beginning, commencement, inception) |
| arrival(noun, start, beginning, commencement, inception) |
| baseline(noun, start, beginning, commencement, inception) |
| beginning(noun, start, commencement, inception) |
| birth(noun, start, beginning, commencement, inception) |
| case(noun, contingency, contingent, contingence) |
| chance(noun, case, contingency, contingent, contingence) |