| Solution | Length | |
|---|---|---|
| 3 letters | ||
| rna | 3 | |
| sap | 3 | |
| 4 letters | ||
| gist | 4 | |
| soul | 4 | |
| core | 4 | |
| germ | 4 | |
| quid | 4 | |
| seed | 4 | |
| part | 4 | |
| 5 letters | ||
| waist | 5 | |
| sense | 5 | |
| heart | 5 | |
| thick | 5 | |
| cadre | 5 | |
| spark | 5 | |
| stuff | 5 | |
| 6 letters | ||
| centre | 6 | |
| proton | 6 | |
| spirit | 6 | |
| kernel | 6 | |
| center | 6 | |
| 7 letters | ||
| central | 7 | |
| NETKNOT | 7 | |
| 8 letters | ||
| rudiment | 8 | |
| quiddity | 8 | |
| 9 letters | ||
| substance | 9 | |
| waistline | 9 | |
| principle | 9 | |
| umbilicus | 9 | |
| 11 letters | ||
| STRANGENESS | 11 | |
| 12 letters | ||
| spermatozoon | 12 | |
| quintessence | 12 | |