| Solution | Length | |
|---|---|---|
| 4 letters | ||
| seed | 4 | |
| seat | 4 | |
| ning | 4 | |
| germ | 4 | |
| sill | 4 | |
| 5 letters | ||
| ovule | 5 | |
| basic | 5 | |
| crude | 5 | |
| begin | 5 | |
| basal | 5 | |
| 6 letters | ||
| anlage | 6 | |
| embryo | 6 | |
| 7 letters | ||
| nucleus | 7 | |
| radical | 7 | |
| element | 7 | |
| 9 letters | ||
| primitive | 9 | |
| elemental | 9 | |
| principle | 9 | |
| 10 letters | ||
| elementary | 10 | |
| ingredient | 10 | |
| SUBSTRATUM | 10 | |
| initiation | 10 | |
| 11 letters | ||
| Rock bottom | 11 | |
| terra firma | 11 | |
| 12 letters | ||
| commencement | 12 | |
| substructure | 12 | |
| underpinning | 12 | |
| spermatozoon | 12 | |
| 14 letters | ||
| understructure | 14 | |