| original(adjective, first, previous, smallish, initial) |
| beginning(fundamental, authentic, first, previous, initial) |
| earliest(simple, basic, authentic, first, unsophisticated) |
| early(simple, basic, authentic, first, unsophisticated) |
| elementary(simple, basic, first, unsophisticated, previous) |
| embryonic(authentic, first, previous, initial, earliest) |
| first(simple, basic, unsophisticated, previous, initial) |
| first-hand(authentic, first, previous, smallish, initial) |
| inceptive(authentic, first, previous, smallish, initial) |
| infant(authentic, first, previous, smallish, initial) |
| initial(authentic, first, previous, smallish, earliest) |
| introductory(fundamental, authentic, first, previous, initial) |
| primary(simple, basic, first, unsophisticated, previous) |
| primeval(authentic, first, previous, ancient, archaic) |
| primitive(adjective, simple, original, basic, first) |
| primordial(simple, basic, first, unsophisticated, previous) |
| pristine(simple, basic, authentic, first, unsophisticated) |
| rudimental(authentic, first, previous, initial, earliest) |
| rudimentary(simple, basic, first, unsophisticated, previous) |
| underived(simple, basic, authentic, first, unsophisticated) |