| incipiency(noun, start, beginning, opening) |
| starting place(expression, cause, start, beginning, opening) |
| target date(expression, start, beginning, opening) |
| starting block(noun, expression, start, beginning, opening) |
| creator(noun, person, cause, source, derivation) |
| provenience(noun, cause, source, foundation, basis) |
| emergence(noun, cause, beginning, source, origin) |
| provenance(noun, cause, source, foundation, basis) |
| admission(noun, start, beginning, onset, origination) |
| axiom(noun, base, suggestion, beginning, guess) |
| bedrock(noun, cause, start, base, beginning) |
| blast off(expression, cause, beginning, origin, birth) |
| cause(noun, start, authority, base, beginning) |
| center(noun, cause, start, base, beginning) |
| essence(noun, cause, start, base, beginning) |
| explanation(noun, base, suggestion, beginning, guess) |
| heart(noun, cause, start, base, beginning) |
| leadoff(noun, start, beginning, opening) |
| opener(noun, person, start, top, discover) |
| starting blocks(noun, expression, start, beginning, opening) |