| fountainhead(noun, person, cause, base, beginning) |
| well(noun, cause, start, influence, reservoir) |
| fountain(noun, cause, start, influence, connection) |
| origin(noun, person, cause, start, base) |
| source(noun, person, cause, start, point) |
| fount(noun, cause, reservoir, authority, base) |
| spring(noun, cause, base, store, supply) |
| mine(noun, reservoir, store, supply, well) |
| lode(noun, reservoir, store, supply, reserve) |
| quarry(noun, store, supply, reserve, deposit) |
| vein(noun, store, supply, reserve, deposit) |
| bonanza(noun, excavation, coalfield, coalmine) |
| fund(noun, store, supply, reserve, deposit) |
| gold mine(noun, expression, excavation, coalfield) |
| stock(noun, cause, influence, base, connection) |
| abundance(noun, supply, reserve, deposit) |
| bed(noun, supply, reserve, deposit) |
| coalface(noun, excavation, coalfield, coalmine) |
| coalfield(noun, excavation, coalmine) |
| coalmine(noun, excavation, coalfield) |