| font(noun, cause, supply, source, foundation) |
| fountain-head |
| fountainhead(noun, person, cause, start, rise) |
| head(noun, start, beginning, opening, introduction) |
| hierarchy(noun, company, place, set, kind) |
| launching(noun, start, beginning, impregnation, fertilization) |
| mainspring(noun, verb, cause, start, reason) |
| nascence(noun, start, birth) |
| original(adjective, cause) |
| paternity(noun, cause, foundation, basis, family) |
| stem(noun, cause, beginning, source) |
| stemma |
| babyhood(noun, beginning, birth, dawn, conception) |
| core(noun, cause, start, base, beginning) |
| day one(noun, expression, cause, start, top) |
| entrance(noun, cause, beginning, source, derivation) |
| entry(noun, cause, beginning, source, derivation) |
| generation(noun, family, blood, genus, clan) |
| generator(noun, cause, source, basis, derivation) |
| heritage(noun, family, history, descent, background) |